synfig-studio/trunk/src/gtkmm/canvasview.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file canvasview.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007, 2008 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include <sigc++/adaptors/hide.h>
  34
  35 #include <ETL/clock>
  36 #include <sstream>
  37
  38 #include <gtkmm/paned.h>
  39 #include <gtkmm/scale.h>
  40 #include <gtkmm/dialog.h>
  41 #include <gtkmm/messagedialog.h>
  42 #include <gtkmm/treemodelsort.h>
  43 #include <gtkmm/buttonbox.h>
  44
  45 #include <gtk/gtktreestore.h>
  46 #include <gtk/gtkversion.h>
  47
  48 #include <synfig/valuenode_reference.h>
  49 #include <synfig/valuenode_subtract.h>
  50 #include <synfig/valuenode_linear.h>
  51 #include <synfig/valuenode_timedswap.h>
  52 #include <synfig/valuenode_scale.h>
  53 #include <synfig/valuenode_dynamiclist.h>
  54 #include <synfig/valuenode_twotone.h>
  55 #include <synfig/valuenode_stripes.h>
  56 #include <synfig/valuenode_blinecalctangent.h>
  57 #include <synfig/valuenode_blinecalcvertex.h>
  58 #include <synfig/valuenode_blinecalcwidth.h>
  59 #include <synfig/valuenode_bline.h>
  60 #include <synfig/layer.h>
  61
  62 #include <synfigapp/uimanager.h>
  63 #include <synfigapp/canvasinterface.h>
  64 #include <synfigapp/selectionmanager.h>
  65 //#include <synfigapp/action_setwaypoint.h>
  66 //#include <synfigapp/action_deletewaypoint.h>
  67
  68 #include <sigc++/retype_return.h>
  69 #include <sigc++/retype.h>
  70 //#include <sigc++/hide.h>
  71
  72 #include "canvasview.h"
  73 #include "instance.h"
  74 #include "app.h"
  75 #include "cellrenderer_value.h"
  76 #include "cellrenderer_timetrack.h"
  77 #include "workarea.h"
  78 #include "dialog_color.h"
  79 #include "eventkey.h"
  80
  81 #include "state_polygon.h"
  82 #include "state_bline.h"
  83 #include "state_normal.h"
  84 #include "state_eyedrop.h"
  85 #include "state_draw.h"
  86
  87 #include "ducktransform_scale.h"
  88 #include "ducktransform_translate.h"
  89 #include "ducktransform_rotate.h"
  90
  91 #include "event_mouse.h"
  92 #include "event_layerclick.h"
  93
  94 #include "toolbox.h"
  95
  96 #include "dialog_preview.h"
  97 #include "dialog_soundselect.h"
  98
  99 #include "preview.h"
 100 #include "audiocontainer.h"
 101 #include "widget_timeslider.h"
 102 #include "keyframedial.h"
 103 #include "toggleducksdial.h"
 104
 105 #include <synfigapp/main.h>
 106 #include <synfigapp/inputdevice.h>
 107
 108 #include "general.h"
 109
 110 #endif
 111
 112 /* === U S I N G =========================================================== */
 113
 114 using namespace std;
 115 using namespace etl;
 116 using namespace synfig;
 117 using namespace studio;
 118 using namespace sigc;
 119
 120 /* === M A C R O S ========================================================= */
 121
 122 #define GRAB_HINT_DATA(y)       { \
 123                 String x; \
 124                 if(synfigapp::Main::settings().get_value(String("pref.")+y+"_hints",x)) \
 125                 { \
 126                         set_type_hint((Gdk::WindowTypeHint)atoi(x.c_str()));    \
 127                 } \
 128         }
 129
 130 #define DEFAULT_TIME_WINDOW_SIZE                (10.0)
 131
 132 #ifndef SMALL_BUTTON
 133 #define SMALL_BUTTON(button,stockid,tooltip)    \
 134         button = manage(new class Gtk::Button());       \
 135         icon=manage(new Gtk::Image(Gtk::StockID(stockid),iconsize));    \
 136         button->add(*icon);     \
 137         tooltips.set_tip(*button,tooltip);      \
 138         icon->set_padding(0,0);\
 139         icon->show();   \
 140         button->set_relief(Gtk::RELIEF_NONE); \
 141         button->show()
 142 #endif
 143
 144 #ifndef NORMAL_BUTTON
 145 #define NORMAL_BUTTON(button,stockid,tooltip)   \
 146         button = manage(new class Gtk::Button());       \
 147         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::ICON_SIZE_BUTTON));       \
 148         button->add(*icon);     \
 149         tooltips.set_tip(*button,tooltip);      \
 150         icon->set_padding(0,0);\
 151         icon->show();   \
 152         /*button->set_relief(Gtk::RELIEF_NONE);*/ \
 153         button->show()
 154 #endif
 155
 156 #define NEW_SMALL_BUTTON(x,y,z) Gtk::Button *SMALL_BUTTON(x,y,z)
 157
 158 #define NOT_IMPLEMENTED_SLOT sigc::mem_fun(*reinterpret_cast<studio::CanvasViewUIInterface*>(get_ui_interface().get()),&studio::CanvasViewUIInterface::not_implemented)
 159
 160 #define SLOT_EVENT(x)   sigc::hide_return(sigc::bind(sigc::mem_fun(*this,&studio::CanvasView::process_event_key),x))
 161
 162 /* === C L A S S E S ======================================================= */
 163
 164 class studio::UniversalScrubber
 165 {
 166         CanvasView *canvas_view;
 167
 168         bool            scrubbing;
 169         etl::clock      scrub_timer;
 170
 171         sigc::connection end_scrub_connection;
 172 public:
 173         UniversalScrubber(CanvasView *canvas_view):
 174                 canvas_view(canvas_view),
 175                 scrubbing(false)
 176         {
 177                 canvas_view->canvas_interface()->signal_time_changed().connect(
 178                         sigc::mem_fun(*this,&studio::UniversalScrubber::on_time_changed)
 179                 );
 180         }
 181
 182         ~UniversalScrubber()
 183         {
 184                 end_scrub_connection.disconnect();
 185         }
 186
 187         void on_time_changed()
 188         {
 189                 // Make sure we are changing the time quickly
 190                 // before we enable scrubbing
 191                 if(!scrubbing && scrub_timer()>1)
 192                 {
 193                         scrub_timer.reset();
 194                         return;
 195                 }
 196
 197                 // If we aren't scrubbing already, enable it
 198                 if(!scrubbing)
 199                 {
 200                         scrubbing=true;
 201                         audio_container()->start_scrubbing(canvas_view->get_time());
 202                 }
 203
 204                 // Reset the scrubber ender
 205                 end_scrub_connection.disconnect();
 206                 end_scrub_connection=Glib::signal_timeout().connect(
 207                         sigc::bind_return(
 208                                 sigc::mem_fun(*this,&UniversalScrubber::end_of_scrubbing),
 209                                 false
 210                         ),
 211                         1000
 212                 );
 213
 214                 // Scrub!
 215                 audio_container()->scrub(canvas_view->get_time());
 216
 217                 scrub_timer.reset();
 218         }
 219
 220         void end_of_scrubbing()
 221         {
 222                 scrubbing=false;
 223                 audio_container()->stop_scrubbing();
 224                 scrub_timer.reset();
 225         }
 226
 227         handle<AudioContainer> audio_container()
 228         {
 229                 assert(canvas_view->audio);
 230                 return canvas_view->audio;
 231         }
 232 };
 233
 234 class studio::CanvasViewUIInterface : public synfigapp::UIInterface
 235 {
 236         CanvasView *view;
 237
 238 public:
 239
 240         CanvasViewUIInterface(CanvasView *view):
 241                 view(view)
 242         {
 243                 view->statusbar->push(_("Idle"));
 244         }
 245
 246         ~CanvasViewUIInterface()
 247         {
 248                 //view->statusbar->pop();
 249                 //view->progressbar->set_fraction(0);
 250         }
 251
 252         virtual Response confirmation(const std::string &title,
 253                         const std::string &primaryText,
 254                         const std::string &secondaryText,
 255                         const std::string &confirmPhrase,
 256                         const std::string &cancelPhrase,
 257                         Response defaultResponse=RESPONSE_OK)
 258         {
 259                 view->present();
 260                 //while(studio::App::events_pending())studio::App::iteration(false);
 261                 Gtk::MessageDialog dialog(
 262                         *view,                  // Parent
 263                         primaryText,            // Message
 264                         false,                  // Markup
 265                         Gtk::MESSAGE_WARNING,   // Type
 266                         Gtk::BUTTONS_NONE,      // Buttons
 267                         true                    // Modal
 268                 );
 269
 270                 if (! title.empty())
 271                         dialog.set_title(title);
 272                 if (! secondaryText.empty())
 273                         dialog.set_secondary_text(secondaryText);
 274
 275                 dialog.add_button(cancelPhrase, RESPONSE_CANCEL);
 276                 dialog.add_button(confirmPhrase, RESPONSE_OK);
 277                 dialog.set_default_response(defaultResponse);
 278
 279                 dialog.show_all();
 280                 return (Response) dialog.run();
 281         }
 282
 283         virtual Response yes_no(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 284         {
 285                 view->present();
 286                 //while(studio::App::events_pending())studio::App::iteration(false);
 287                 Gtk::Dialog dialog(
 288                         title,          // Title
 289                         *view,          // Parent
 290                         true,           // Modal
 291                         true            // use_separator
 292                 );
 293                 Gtk::Label label(message);
 294                 label.show();
 295
 296                 dialog.get_vbox()->pack_start(label);
 297                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 298                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 299
 300                 dialog.set_default_response(dflt);
 301                 dialog.show();
 302                 return (Response)dialog.run();
 303         }
 304         virtual Response yes_no_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 305         {
 306                 view->present();
 307                 //while(studio::App::events_pending())studio::App::iteration(false);
 308                 Gtk::Dialog dialog(
 309                         title,          // Title
 310                         *view,          // Parent
 311                         true,           // Modal
 312                         true            // use_separator
 313                 );
 314                 Gtk::Label label(message);
 315                 label.show();
 316
 317                 dialog.get_vbox()->pack_start(label);
 318                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 319                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 320                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 321
 322                 dialog.set_default_response(dflt);
 323                 dialog.show();
 324                 return (Response)dialog.run();
 325         }
 326         virtual Response ok_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_OK)
 327         {
 328                 view->present();
 329                 //while(studio::App::events_pending())studio::App::iteration(false);
 330                 Gtk::Dialog dialog(
 331                         title,          // Title
 332                         *view,          // Parent
 333                         true,           // Modal
 334                         true            // use_separator
 335                 );
 336                 Gtk::Label label(message);
 337                 label.show();
 338
 339                 dialog.get_vbox()->pack_start(label);
 340                 dialog.add_button(Gtk::StockID("gtk-ok"),RESPONSE_OK);
 341                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 342
 343                 dialog.set_default_response(dflt);
 344                 dialog.show();
 345                 return (Response)dialog.run();
 346         }
 347
 348         virtual bool
 349         task(const std::string &task)
 350         {
 351                 if(!view->is_playing_)
 352                 {
 353                         view->statusbar->pop();
 354                         view->statusbar->push(task);
 355                 }
 356                 //while(studio::App::events_pending())studio::App::iteration(false);
 357                 if(view->cancel){return false;}
 358                 return true;
 359         }
 360
 361         virtual bool
 362         error(const std::string &err)
 363         {
 364                 view->statusbar->push(_("ERROR"));
 365
 366                 // If we are in the process of canceling,
 367                 // then just go ahead and return false --
 368                 // don't bother displaying a dialog
 369                 if(view->cancel)return false;
 370                 Gtk::MessageDialog dialog(*view, err, false, Gtk::MESSAGE_ERROR, Gtk::BUTTONS_CLOSE, true);
 371                 dialog.show();
 372                 dialog.run();
 373                 view->statusbar->pop();
 374                 return true;
 375         }
 376
 377         virtual bool
 378         warning(const std::string &err)
 379         {
 380                 view->statusbar->pop();
 381                 view->statusbar->push(err);
 382
 383                 //while(studio::App::events_pending())studio::App::iteration(false);
 384                 if(view->cancel)return false;
 385                 return true;
 386         }
 387
 388         virtual bool
 389         amount_complete(int current, int total)
 390         {
 391                 if(!view->is_playing_)
 392                 {
 393                         if(!view->working_depth)
 394                         {
 395                                 if(current)
 396                                         view->stopbutton->set_sensitive(true);
 397                                 else
 398                                         view->stopbutton->set_sensitive(false);
 399                         }
 400                         float x((float)current/(float)total);
 401                         if(x<0)x=0;
 402                         else if(x>1)x=1;
 403                         view->progressbar->set_fraction(x);
 404                 }
 405                 //while(studio::App::events_pending())studio::App::iteration(false);
 406                 if(view->cancel){/*view->cancel=false;*/return false;}
 407                 return true;
 408         }
 409
 410         void
 411         not_implemented()
 412         {
 413                 error(_("Feature not yet implemented"));
 414         }
 415 };
 416
 417 class studio::CanvasViewSelectionManager : public synfigapp::SelectionManager
 418 {
 419         CanvasView *view;
 420         CanvasView::LayerTreeModel layer_tree_model;
 421         CanvasView::ChildrenTreeModel children_tree_model;
 422
 423 public:
 424         CanvasViewSelectionManager(CanvasView *view): view(view) { }
 425
 426 private:
 427         void _set_selected_layer(const synfig::Layer::Handle &layer)
 428         {
 429                 view->layer_tree->select_layer(layer);
 430 /*
 431                 // Don't change the selection while we are busy
 432                 // I cannot remember exactly why I put this here...
 433                 // It musta been for some reason, but I cannot recall.
 434                 //if(App::Busy::count)
 435                 //      return;
 436
 437                 if(view->layer_tree->get_selection()->get_selected())
 438                 {
 439                         const Gtk::TreeRow row = *(view->layer_tree->get_selection()->get_selected());
 440
 441                         // Don't do anything if that layer is already selected
 442                         if(layer == static_cast<synfig::Layer::Handle>(row[layer_tree_model.layer]))
 443                                 return;
 444                 }
 445                 Gtk::TreeModel::Children::iterator iter;
 446                 if(view->layer_tree_store()->find_layer_row(layer,iter))
 447                 {
 448                         Gtk::TreePath path(iter);
 449                         for(int i=path.get_depth();i;i--)
 450                         {
 451                                 int j;
 452                                 path=Gtk::TreePath(iter);
 453                                 for(j=i;j;j--)
 454                                         path.up();
 455                                 view->layer_tree->get_tree_view().expand_row(path,false);
 456                         }
 457                         view->layer_tree->get_tree_view().scroll_to_row(Gtk::TreePath(iter));
 458                         view->layer_tree->get_selection()->select(iter);
 459                 }
 460 */
 461         }
 462 public:
 463
 464         //! Returns the number of layers selected.
 465         virtual int get_selected_layer_count()const
 466         {
 467                 return get_selected_layers().size();
 468         }
 469
 470         //! Returns a list of the currently selected layers.
 471         virtual LayerList get_selected_layers()const
 472         {
 473 //              assert(view->layer_tree);
 474
 475                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return LayerList(); }
 476                 return view->layer_tree->get_selected_layers();
 477         }
 478
 479         //! Returns the first layer selected or an empty handle if none are selected.
 480         virtual synfig::Layer::Handle get_selected_layer()const
 481         {
 482 //              assert(view->layer_tree);
 483
 484                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return 0; }
 485                 return view->layer_tree->get_selected_layer();
 486         }
 487
 488         //! Sets which layers should be selected
 489         virtual void set_selected_layers(const LayerList &layer_list)
 490         {
 491 //              assert(view->layer_tree);
 492
 493                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return; }
 494                 view->layer_tree->select_layers(layer_list);
 495                 //view->get_smach().process_event(EVENT_REFRESH_DUCKS);
 496
 497                 //view->queue_rebuild_ducks();
 498         }
 499
 500         //! Sets which layer should be selected.
 501         virtual void set_selected_layer(const synfig::Layer::Handle &layer)
 502         {
 503 //              assert(view->layer_tree);
 504
 505                 if(!view->layer_tree) { synfig::error("canvas_view.layer_tree not defined!?"); return; }
 506                 view->layer_tree->select_layer(layer);
 507                 //view->queue_rebuild_ducks();
 508         }
 509
 510         //! Clears the layer selection list
 511         virtual void clear_selected_layers()
 512         {
 513                 if(!view->layer_tree) return;
 514                 view->layer_tree->clear_selected_layers();
 515         }
 516
 517         //! Returns the number of value_nodes selected.
 518         virtual int get_selected_children_count()const
 519         {
 520                 return get_selected_children().size();
 521         }
 522
 523         static inline void __child_grabber(const Gtk::TreeModel::iterator& iter, ChildrenList* ret)
 524         {
 525                 const CanvasView::ChildrenTreeModel children_tree_model;
 526                 synfigapp::ValueDesc value_desc((*iter)[children_tree_model.value_desc]);
 527                 if(value_desc)
 528                         ret->push_back(value_desc);
 529         }
 530
 531         //! Returns a list of the currently selected value_nodes.
 532         virtual ChildrenList get_selected_children()const
 533         {
 534                 if(!view->children_tree) return ChildrenList();
 535
 536                 Glib::RefPtr<Gtk::TreeSelection> selection=view->children_tree->get_selection();
 537
 538                 if(!selection)
 539                         return ChildrenList();
 540
 541                 ChildrenList ret;
 542
 543                 selection->selected_foreach_iter(
 544                         sigc::bind(
 545                                 sigc::ptr_fun(
 546                                         &studio::CanvasViewSelectionManager::__child_grabber
 547                                 ),
 548                                 &ret
 549                         )
 550                 );
 551
 552                 /*
 553                 Gtk::TreeModel::Children::iterator iter(view->children_tree_store()->children().begin());
 554                 iter++;
 555                 Gtk::TreeModel::Children children = iter->children();
 556                 for(iter = children.begin(); iter != children.end(); ++iter)
 557                 {
 558                         Gtk::TreeModel::Row row = *iter;
 559                         if(selection->is_selected(row))
 560                                 ret.push_back((synfigapp::ValueDesc)row[children_tree_model.value_desc]);
 561                 }
 562                 */
 563                 return ret;
 564         }
 565
 566         //! Returns the first value_node selected or an empty handle if none are selected.
 567         virtual ChildrenList::value_type get_selected_child()const
 568         {
 569                 if(!view->children_tree) return ChildrenList::value_type();
 570
 571                 ChildrenList children(get_selected_children());
 572
 573                 if(children.empty())
 574                         return ChildrenList::value_type();
 575
 576                 return children.front();
 577         }
 578
 579         //! Sets which value_nodes should be selected
 580         virtual void set_selected_children(const ChildrenList &/*children_list*/)
 581         {
 582                 return;
 583         }
 584
 585         //! Sets which value_node should be selected. Empty handle if none.
 586         virtual void set_selected_child(const ChildrenList::value_type &/*child*/)
 587         {
 588                 return;
 589         }
 590
 591         //! Clears the value_node selection list
 592         virtual void clear_selected_children()
 593         {
 594                 return;
 595         }
 596
 597         int get_selected_layer_parameter_count()const
 598         {
 599                 return get_selected_layer_parameters().size();
 600         }
 601
 602         LayerParamList get_selected_layer_parameters()const
 603         {
 604                 if(!view->layer_tree) return LayerParamList();
 605
 606                 Glib::RefPtr<Gtk::TreeSelection> selection=view->layer_tree->get_selection();
 607
 608                 if(!selection)
 609                         return LayerParamList();
 610
 611                 LayerParamList ret;
 612
 613                 Gtk::TreeModel::Children children = const_cast<CanvasView*>(view)->layer_tree_store()->children();
 614                 Gtk::TreeModel::Children::iterator iter;
 615                 for(iter = children.begin(); iter != children.end(); ++iter)
 616                 {
 617                         Gtk::TreeModel::Row row = *iter;
 618                         Gtk::TreeModel::Children::iterator iter;
 619                         for(iter=row.children().begin();iter!=row.children().end();iter++)
 620                         {
 621                                 Gtk::TreeModel::Row row = *iter;
 622                                 if(selection->is_selected(row))
 623                                         ret.push_back(LayerParam(row[layer_tree_model.layer],(Glib::ustring)row[layer_tree_model.id]));
 624                         }
 625                 }
 626                 return ret;
 627         }
 628
 629         LayerParam get_selected_layer_parameter() const
 630         {
 631                 if(!view->layer_tree) return LayerParam();
 632                 return get_selected_layer_parameters().front();
 633         }
 634
 635         void set_selected_layer_parameters(const LayerParamList &/*layer_param_list*/)
 636         {
 637                 return;
 638         }
 639
 640         void set_selected_layer_param(const LayerParam &/*layer_param*/)
 641         {
 642                 return;
 643         }
 644
 645         void clear_selected_layer_parameters()
 646         {
 647                 return;
 648         }
 649
 650 }; // END of class SelectionManager
 651
 652 CanvasView::IsWorking::IsWorking(CanvasView &canvas_view_):
 653         canvas_view_(canvas_view_)
 654 {
 655         if(!canvas_view_.working_depth)
 656                 canvas_view_.stopbutton->set_sensitive(true);
 657         canvas_view_.working_depth++;
 658         canvas_view_.cancel=false;
 659 }
 660
 661 CanvasView::IsWorking::~IsWorking()
 662 {
 663         canvas_view_.working_depth--;
 664         if(!canvas_view_.working_depth)
 665                 canvas_view_.stopbutton->set_sensitive(false);
 666 }
 667
 668 CanvasView::IsWorking::operator bool()const
 669 {
 670         if(canvas_view_.cancel)
 671                 return false;
 672         return true;
 673 }
 674
 675 /* === M E T H O D S ======================================================= */
 676
 677 CanvasView::CanvasView(etl::loose_handle<Instance> instance,etl::handle<synfigapp::CanvasInterface> canvas_interface_):
 678         smach_                                  (this),
 679         instance_                               (instance),
 680         canvas_interface_               (canvas_interface_),
 681         //layer_tree_store_             (LayerTreeStore::create(canvas_interface_)),
 682         //children_tree_store_  (ChildrenTreeStore::create(canvas_interface_)),
 683         //keyframe_tree_store_  (KeyframeTreeStore::create(canvas_interface_)),
 684         time_adjustment_                (0,0,25,0,0,0),
 685         time_window_adjustment_ (0,0,25,0,0,0),
 686         statusbar                               (manage(new class Gtk::Statusbar())),
 687
 688         timeslider                              (new Widget_Timeslider),
 689
 690         ui_interface_                   (new CanvasViewUIInterface(this)),
 691         selection_manager_              (new CanvasViewSelectionManager(this)),
 692         is_playing_                             (false),
 693
 694         working_depth                   (0),
 695         cancel                                  (false),
 696
 697         canvas_properties               (*this,canvas_interface_),
 698         canvas_options                  (this),
 699         render_settings                 (*this,canvas_interface_),
 700         waypoint_dialog                 (*this,canvas_interface_->get_canvas()),
 701         keyframe_dialog                 (*this,canvas_interface_),
 702         preview_dialog                  (new Dialog_Preview),
 703         sound_dialog                    (new Dialog_SoundSelect(*this,canvas_interface_))
 704 {
 705         layer_tree=0;
 706         children_tree=0;
 707         duck_refresh_flag=true;
 708
 709         smach_.set_default_state(&state_normal);
 710
 711         disp_audio = new Widget_Sound();
 712
 713         //synfig::info("Canvasview: Entered constructor");
 714         // Minor hack
 715         get_canvas()->set_time(0);
 716         //layer_tree_store_->rebuild();
 717
 718         // Set up the UI and Selection managers
 719         canvas_interface()->set_ui_interface(get_ui_interface());
 720         canvas_interface()->set_selection_manager(get_selection_manager());
 721         rebuild_ducks_queued=false;
 722
 723         //notebook=manage(new class Gtk::Notebook());
 724         //Gtk::VPaned *vpaned = manage(new class Gtk::VPaned());
 725         //vpaned->pack1(*create_work_area(), Gtk::EXPAND|Gtk::SHRINK);
 726         //vpaned->pack2(*notebook, Gtk::SHRINK);
 727         //vpaned->show_all();
 728
 729         //notebook->show();
 730
 731         //notebook->append_page(*create_layer_tree(),_("Layers"));
 732         //notebook->append_page(*create_children_tree(),_("Children"));
 733         //notebook->append_page(*create_keyframe_tree(),_("Keyframes"));
 734
 735         //synfig::info("Canvasview: Before big chunk of allocation and tabling stuff");
 736         //create all allocated stuff for this canvas
 737         audio = new AudioContainer();
 738
 739         Gtk::Table *layout_table= manage(new class Gtk::Table(1, 3, false));
 740         //layout_table->attach(*vpaned, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 741         layout_table->attach(*create_work_area(), 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 742         init_menus();
 743         //layout_table->attach(*App::ui_manager()->get_widget("/menu-main"), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 744
 745         layout_table->attach(*create_time_bar(), 0, 1, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 746         layout_table->attach(*create_status_bar(), 0, 1, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 747
 748         update_title();
 749
 750         layout_table->show();
 751         add(*layout_table);
 752
 753         //set_transient_for(*App::toolbox);
 754
 755         //synfig::info("Canvasview: Before Signals");
 756         /*
 757  --     ** -- Signals -------------------------------------------------------------
 758         */
 759
 760         canvas_interface()->signal_dirty_preview().connect(sigc::mem_fun(*this,&studio::CanvasView::on_dirty_preview));
 761         canvas_interface()->signal_mode_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_mode_changed));
 762
 763         canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_time_changed));
 764
 765         //canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_tables));
 766         canvas_interface()->signal_id_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_id_changed));
 767         canvas_interface()->signal_rend_desc_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_rend_desc));
 768         waypoint_dialog.signal_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_changed));
 769         waypoint_dialog.signal_delete().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_delete));
 770
 771         //MODIFIED TIME ADJUSTMENT STUFF....
 772         time_window_adjustment().set_child_adjustment(&time_adjustment());
 773         time_window_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_time_window));
 774         time_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::time_was_changed));
 775
 776         work_area->signal_layer_selected().connect(sigc::mem_fun(*this,&studio::CanvasView::workarea_layer_selected));
 777         work_area->signal_input_device_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_input_device_changed));
 778
 779         canvas_interface()->signal_canvas_added().connect(
 780                 sigc::hide(
 781                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 782                 )
 783         );
 784         canvas_interface()->signal_canvas_removed().connect(
 785                 sigc::hide(
 786                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 787                 )
 788         );
 789
 790         canvas_interface()->signal_layer_param_changed().connect(
 791                 sigc::hide(
 792                         sigc::hide(
 793                                 SLOT_EVENT(EVENT_REFRESH_DUCKS)
 794                         )
 795                 )
 796         );
 797
 798         //MUCH TIME STUFF TAKES PLACE IN HERE
 799         refresh_rend_desc();
 800         refresh_time_window();
 801
 802         /*! \todo We shouldn't need to do this at construction --
 803         **      This should be performed at the first time the window
 804         **      becomes visible.
 805         */
 806         work_area->queue_render_preview();
 807
 808         // If the canvas is really big, zoom out so that we can fit it all in the window
 809         /*! \todo In other words, this is a zoom-to-fit, and should be
 810         ** in its own function.
 811         */
 812         int w=get_canvas()->rend_desc().get_w()+70;
 813         int h=get_canvas()->rend_desc().get_h()+70;
 814         while(w>700 || h>600)
 815         {
 816                 // Minor hack:
 817                 //   zoom_out() =>
 818                 //         WorkArea::async_update_preview() =>
 819                 //           WorkArea::set_zoom(float) =>
 820                 //                 WorkArea::async_update_preview() =>
 821                 //                       desc.set_time(cur_time), where cur_time isn't initialized
 822                 work_area->set_time(0);
 823                 work_area->zoom_out();
 824                 w=round_to_int(get_canvas()->rend_desc().get_w()*work_area->get_zoom()+70);
 825                 h=round_to_int(get_canvas()->rend_desc().get_h()*work_area->get_zoom()+70);
 826         }
 827         if(w>700)w=700;
 828         if(h>600)h=600;
 829         set_default_size(w,h);
 830         property_window_position().set_value(Gtk::WIN_POS_NONE);
 831
 832         std::list<Gtk::TargetEntry> listTargets;
 833         listTargets.push_back( Gtk::TargetEntry("STRING") );
 834         listTargets.push_back( Gtk::TargetEntry("text/plain") );
 835         listTargets.push_back( Gtk::TargetEntry("image") );
 836
 837         drag_dest_set(listTargets);
 838         signal_drag_data_received().connect( sigc::mem_fun(*this, &studio::CanvasView::on_drop_drag_data_received) );
 839
 840         /*
 841         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
 842         if(length<10.0)
 843         {
 844                 time_window_adjustment().set_page_increment(length);
 845                 time_window_adjustment().set_page_size(length);
 846         }
 847         else
 848         {
 849                 time_window_adjustment().set_page_increment(10.0);
 850                 time_window_adjustment().set_page_size(10.0);
 851         }
 852         */
 853
 854         //synfig::info("Canvasview: Before Sound Hookup");
 855         //load sound info from meta data
 856         {
 857                 //synfig::warning("Should load Audio: %s with %s offset",apath.c_str(),aoffset.c_str());
 858
 859                 on_audio_file_notify(); //redundant setting of the metadata, but oh well, it's no big deal :)
 860                 on_audio_offset_notify();
 861
 862                 //signal connection - since they are all associated with the canvas view
 863
 864                 //hook in signals for sound options box
 865                 sound_dialog->signal_file_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_change));
 866                 sound_dialog->signal_offset_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_change));
 867
 868                 //attach to the preview when it's visible
 869                 //preview_dialog->get_widget().signal_play().connect(sigc::mem_fun(*this,&CanvasView::play_audio));
 870                 //preview_dialog->get_widget().signal_stop().connect(sigc::mem_fun(*this,&CanvasView::stop_audio));
 871
 872                 //hook to metadata signals
 873                 get_canvas()->signal_meta_data_changed("audiofile").connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_notify));
 874                 get_canvas()->signal_meta_data_changed("audiooffset").connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_notify));
 875
 876                 //universal_scrubber=std::auto_ptr<UniversalScrubber>(new UniversalScrubber(this));
 877         }
 878
 879         //synfig::info("Canvasview: Before Final time set up");
 880         //MORE TIME STUFF
 881         time_window_adjustment().set_value(get_canvas()->rend_desc().get_time_start());
 882         time_window_adjustment().value_changed();
 883
 884         GRAB_HINT_DATA("canvas_view");
 885         /*
 886         {
 887         set_skip_taskbar_hint(true);
 888         set_skip_pager_hint(true);
 889         set_type_hint(Gdk::WINDOW_TYPE_HINT_UTILITY);
 890         }
 891         */
 892
 893         refresh_rend_desc();
 894         hide_tables();
 895
 896         on_time_changed();
 897         //synfig::info("Canvasview: Constructor Done");
 898 }
 899
 900 CanvasView::~CanvasView()
 901 {
 902         signal_deleted()();
 903
 904         App::ui_manager()->remove_action_group(action_group);
 905
 906         // Shut down the smach
 907         smach_.egress();
 908         smach_.set_default_state(0);
 909
 910         // We want to ensure that the UI_Manager and
 911         // the selection manager get destructed right now.
 912         ui_interface_.reset();
 913         selection_manager_.reset();
 914
 915         // Delete any external widgets
 916         for(;!ext_widget_book_.empty();ext_widget_book_.erase(ext_widget_book_.begin()))
 917         {
 918                 if(ext_widget_book_.begin()->second)
 919                         delete ext_widget_book_.begin()->second;
 920         }
 921
 922         //delete preview
 923         audio.reset();
 924
 925         hide();
 926
 927         // don't be calling on_dirty_preview once this object has been deleted;
 928         // this was causing a crash before
 929         canvas_interface()->signal_dirty_preview().clear();
 930
 931         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
 932                 synfig::info("CanvasView::~CanvasView(): Deleted");
 933 }
 934
 935 std::list<int>&
 936 CanvasView::get_pixel_sizes()
 937 {
 938         // prime factors of 120 are 2, 2, 2, 3, 5 - see TILE_SIZE in synfig-core/trunk/src/synfig/target_tile.h
 939         static int pixel_size_array[] = {2,3,4,5,6,8,10,12,15,20,24,30,40,60,120};
 940         static list<int> pixel_sizes = list<int>(pixel_size_array, pixel_size_array + sizeof(pixel_size_array) / sizeof(int));
 941
 942         return pixel_sizes;
 943 }
 944
 945 Gtk::Widget *
 946 CanvasView::create_time_bar()
 947 {
 948         Gtk::Image *icon;
 949
 950         //Setup the Time Slider and the Time window scroll
 951         Gtk::HScrollbar *time_window_scroll = manage(new class Gtk::HScrollbar(time_window_adjustment()));
 952         //Gtk::HScrollbar *time_scroll = manage(new class Gtk::HScrollbar(time_adjustment()));
 953         //TIME BAR TEMPORARY POSITION
 954         //Widget_Timeslider *time_scroll = manage(new Widget_Timeslider);
 955         timeslider->set_time_adjustment(&time_adjustment());
 956         timeslider->set_bounds_adjustment(&time_window_adjustment());
 957         //layout_table->attach(*timeslider, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL);
 958
 959         tooltips.set_tip(*time_window_scroll,_("Moves the time window"));
 960         tooltips.set_tip(*timeslider,_("Changes the current time"));
 961         time_window_scroll->show();
 962         timeslider->show();
 963         //time_window_scroll->set_flags(Gtk::CAN_FOCUS); // Uncomment this produce bad render of the HScroll
 964         timeslider->set_flags(Gtk::CAN_FOCUS);
 965
 966         //time_scroll->signal_value_changed().connect(sigc::mem_fun(*work_area, &studio::WorkArea::render_preview_hook));
 967         //time_scroll->set_update_policy(Gtk::UPDATE_DISCONTINUOUS);
 968
 969         //Setup the Animation Mode Button and the Keyframe Lock button
 970         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
 971         SMALL_BUTTON(animatebutton,"gtk-yes",_("Animate"));
 972         animatebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_animate_button_pressed));
 973         animatebutton->show();
 974
 975         //Setup the audio display
 976         disp_audio->set_size_request(-1,32); //disp_audio->show();
 977         disp_audio->set_time_adjustment(&time_adjustment());
 978         disp_audio->signal_start_scrubbing().connect(
 979                 sigc::mem_fun(*audio,&AudioContainer::start_scrubbing)
 980         );
 981         disp_audio->signal_scrub().connect(
 982                 sigc::mem_fun(*audio,&AudioContainer::scrub)
 983         );
 984         disp_audio->signal_stop_scrubbing().connect(
 985                 sigc::mem_fun(*audio,&AudioContainer::stop_scrubbing)
 986         );
 987         //Setup the current time widget
 988         current_time_widget=manage(new Widget_Time);
 989         current_time_widget->set_value(get_time());
 990         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
 991         current_time_widget->signal_value_changed().connect(
 992                 sigc::mem_fun(*this,&CanvasView::on_current_time_widget_changed)
 993         );
 994         current_time_widget->set_size_request(0,-1); // request horizontal shrink
 995         tooltips.set_tip(*current_time_widget,_("Current time"));
 996         current_time_widget->show();
 997
 998         //Setup the FrameDial widget
 999         framedial = manage(new class FrameDial());
1000         framedial->signal_seek_begin().connect(
1001                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::begin())
1002         );
1003         framedial->signal_seek_prev_frame().connect(
1004                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), -1)
1005         );
1006         framedial->signal_play_stop().connect(
1007                         sigc::mem_fun(*this, &studio::CanvasView::on_play_stop_pressed)
1008         );
1009         framedial->signal_seek_next_frame().connect(
1010                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), 1)
1011         );
1012         framedial->signal_seek_end().connect(
1013                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::end())
1014         );
1015         framedial->show();
1016
1017         //Setup the KeyFrameDial widget
1018         KeyFrameDial *keyframedial = Gtk::manage(new class KeyFrameDial());
1019         keyframedial->signal_seek_prev_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1020         keyframedial->signal_seek_next_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1021         keyframedial->signal_lock_keyframe().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_button_pressed));
1022         keyframedial->show();
1023         keyframebutton=keyframedial->get_lock_button();
1024
1025         // Setup the ToggleDuckDial widget
1026         ToggleDucksDial *toggleducksdial = Gtk::manage(new class ToggleDucksDial());
1027         toggleducksdial->signal_ducks_position().connect(
1028                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_POSITION)
1029                         );
1030         toggleducksdial->signal_ducks_vertex().connect(
1031                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_VERTEX)
1032                         );
1033         toggleducksdial->signal_ducks_tangent().connect(
1034                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_TANGENT)
1035                         );
1036         toggleducksdial->signal_ducks_radius().connect(
1037                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_RADIUS)
1038                         );
1039         toggleducksdial->signal_ducks_width().connect(
1040                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_WIDTH)
1041                         );
1042         toggleducksdial->signal_ducks_angle().connect(
1043                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_ANGLE)
1044                         );
1045         toggleducksdial->show();
1046
1047         timebar = manage(new class Gtk::Table(5, 4, false));
1048
1049         //Attach widgets to the timebar
1050         timebar->attach(*manage(disp_audio), 1, 5, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1051         timebar->attach(*framedial, 0, 1, 2, 3,Gtk::SHRINK, Gtk::SHRINK);
1052         timebar->attach(*current_time_widget, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
1053         timebar->attach(*timeslider, 1, 3, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1054         timebar->attach(*time_window_scroll, 1, 3, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1055         timebar->attach(*keyframedial, 3, 4, 1, 2, Gtk::SHRINK, Gtk::SHRINK);
1056         timebar->attach(*animatebutton, 4, 5, 1, 2, Gtk::SHRINK, Gtk::SHRINK);
1057         //timebar->attach(*keyframebutton, 1, 2, 3, 4, Gtk::SHRINK, Gtk::SHRINK);
1058         timebar->attach(*toggleducksdial, 0, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1059
1060
1061         timebar->show();
1062
1063         return timebar;
1064 }
1065
1066 Gtk::Widget *
1067 CanvasView::create_work_area()
1068 {
1069         work_area=std::auto_ptr<WorkArea>(new class studio::WorkArea(canvas_interface_));
1070         work_area->set_instance(get_instance());
1071         work_area->set_canvas(get_canvas());
1072         work_area->set_canvas_view(this);
1073         work_area->set_progress_callback(get_ui_interface().get());
1074         work_area->signal_popup_menu().connect(sigc::mem_fun(*this, &studio::CanvasView::popup_main_menu));
1075         work_area->show();
1076         return work_area.get();
1077 }
1078
1079 Gtk::Widget*
1080 CanvasView::create_status_bar()
1081 {
1082         Gtk::Image *icon;
1083         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
1084         cancel=false;
1085
1086         // Create the status bar at the bottom of the window
1087         Gtk::Table *statusbartable= manage(new class Gtk::Table(5, 1, false));
1088 //      statusbar = manage(new class Gtk::Statusbar()); // This is already done at construction
1089         progressbar =manage(new class Gtk::ProgressBar());
1090         SMALL_BUTTON(stopbutton,"gtk-stop",_("Stop"));
1091         SMALL_BUTTON(refreshbutton,"gtk-refresh",_("Refresh"));
1092         //SMALL_BUTTON(treetogglebutton,"gtk-go-down",_("Toggle Layer Tree"));
1093 //      NEW_SMALL_BUTTON(raisebutton,"gtk-go-up",_("Raise Layer"));
1094 //      NEW_SMALL_BUTTON(lowerbutton,"gtk-go-down",_("Lower Layer"));
1095         //statusbartable->attach(*treetogglebutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1096 //      statusbartable->attach(*lowerbutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1097 //      statusbartable->attach(*raisebutton, 1, 2, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1098
1099         statusbartable->attach(*statusbar, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1100         statusbartable->attach(*progressbar, 2, 3, 0, 1, Gtk::SHRINK, Gtk::EXPAND|Gtk::FILL, 0, 0);
1101         statusbartable->attach(*refreshbutton, 3, 4, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1102         statusbartable->attach(*stopbutton, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1103         statusbar->set_has_resize_grip(false);
1104         statusbar->show();
1105         stopbutton->show();
1106         refreshbutton->show();
1107         progressbar->show();
1108         stopbutton->set_sensitive(false);
1109
1110         //refreshbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed));
1111         //stopbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::stop));
1112         //treetogglebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::toggle_tables));
1113
1114         refreshbutton->signal_clicked().connect(SLOT_EVENT(EVENT_REFRESH));
1115         stopbutton->signal_clicked().connect(SLOT_EVENT(EVENT_STOP));
1116
1117         statusbartable->show_all();
1118         return statusbartable;
1119 }
1120
1121 void
1122 CanvasView::on_current_time_widget_changed()
1123 {
1124         set_time(current_time_widget->get_value());
1125
1126         // show the value being used - it will have been rounded to nearest frame
1127         // this was already being done elsewhere, but only if the time was really changed;
1128         // if the current time was 6f and the user edited it to 6.1f, then the 6.1f would
1129         // be left in the display without the following line to fix it
1130         current_time_widget->set_value(get_time());
1131         current_time_widget->set_position(-1); // leave the cursor at the end
1132 }
1133
1134 //      Gtk::Widget*
1135 //      CanvasView::create_children_tree()
1136 //      {
1137 //              // Create the layer tree
1138 //              children_tree=manage(new class ChildrenTree());
1139 //
1140 //              // Set up the layer tree
1141 //              //children_tree->set_model(children_tree_store());
1142 //              if(children_tree)children_tree->set_time_adjustment(time_adjustment());
1143 //              if(children_tree)children_tree->show();
1144 //
1145 //              // Connect Signals
1146 //              if(children_tree)children_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1147 //              if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1148 //              if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1149 //              if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1150 //
1151 //              return children_tree;
1152 //      }
1153
1154 //      Gtk::Widget*
1155 //      CanvasView::create_keyframe_tree()
1156 //      {
1157 //              keyframe_tree=manage(new KeyframeTree());
1158 //
1159 //              //keyframe_tree->get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
1160 //              //keyframe_tree->show();
1161 //              //keyframe_tree->set_model(keyframe_tree_store());
1162 //              keyframe_tree->set_editable(true);
1163 //              //keyframe_tree->signal_edited().connect(sigc::hide_return(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::update_keyframe)));
1164 //
1165 //              keyframe_tree->signal_event().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_tree_event));
1166 //
1167 //              Gtk::ScrolledWindow *scroll_layer_tree = manage(new class Gtk::ScrolledWindow());
1168 //              scroll_layer_tree->set_flags(Gtk::CAN_FOCUS);
1169 //              scroll_layer_tree->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
1170 //              scroll_layer_tree->add(*keyframe_tree);
1171 //              scroll_layer_tree->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
1172 //              //scroll_layer_tree->show();
1173 //
1174 //
1175 //              Gtk::Table *layout_table= manage(new Gtk::Table(1, 2, false));
1176 //              layout_table->attach(*scroll_layer_tree, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1177 //
1178 //              Gtk::Image *icon;
1179 //              Gtk::IconSize iconsize(Gtk::IconSize::from_name("synfig-small_icon"));
1180 //
1181 //              NEW_SMALL_BUTTON(button_add,"gtk-add",_("New Keyframe"));
1182 //              NEW_SMALL_BUTTON(button_duplicate,"synfig-duplicate",_("Duplicate Keyframe"));
1183 //              NEW_SMALL_BUTTON(button_delete,"gtk-delete",_("Delete Keyframe"));
1184 //
1185 //              Gtk::HBox *hbox(manage(new Gtk::HBox()));
1186 //              layout_table->attach(*hbox, 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
1187 //
1188 //              hbox->pack_start(*button_add,Gtk::PACK_SHRINK);
1189 //              hbox->pack_start(*button_duplicate,Gtk::PACK_SHRINK);
1190 //              hbox->pack_start(*button_delete,Gtk::PACK_SHRINK);
1191 //
1192 //              /*
1193 //              button_raise->set_relief(Gtk::RELIEF_HALF);
1194 //              button_lower->set_relief(Gtk::RELIEF_HALF);
1195 //              button_duplicate->set_relief(Gtk::RELIEF_HALF);
1196 //              button_delete->set_relief(Gtk::RELIEF_HALF);
1197 //              */
1198 //
1199 //              button_add->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_add_pressed));
1200 //              button_duplicate->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_duplicate_pressed));
1201 //              button_delete->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_remove_pressed));
1202 //
1203 //              //layout_table->show_all();
1204 //
1205 //              keyframe_tab_child=layout_table;
1206 //
1207 //
1208 //              layout_table->hide();
1209 //
1210 //              return layout_table;
1211 //      }
1212
1213 //      Gtk::Widget*
1214 //      CanvasView::create_layer_tree()
1215 //      {
1216 //              // Create the layer tree
1217 //              printf("CanvasView::create_layer_tree()\n");
1218 //              layer_tree=manage(new class LayerTree());
1219 //
1220 //              // Set up the layer tree
1221 //              //layer_tree->set_model(layer_tree_store());
1222 //              layer_tree->set_time_adjustment(time_adjustment());
1223 //              layer_tree->show();
1224 //
1225 //              // Connect Signals
1226 //              layer_tree->signal_layer_toggle().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_toggle));
1227 //              layer_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1228 //              layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
1229 //              layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1230 //              layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1231 //              layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1232 //
1233 //              layer_tree->hide();
1234 //              return layer_tree;
1235 //      }
1236
1237 void
1238 CanvasView::init_menus()
1239 {
1240 /*
1241         mainmenu.set_accel_group(get_accel_group());
1242         mainmenu.set_accel_path("<Canvas-view>");
1243
1244         filemenu.set_accel_group(get_accel_group());
1245         filemenu.set_accel_path("<Canvas-view>/File");
1246
1247         editmenu.set_accel_group(get_accel_group());
1248         editmenu.set_accel_path("<Canvas-view>/Edit");
1249
1250         layermenu.set_accel_group(get_accel_group());
1251         layermenu.set_accel_path("<Canvas-view>/Layer");
1252 */
1253         //cache the position of desired widgets
1254
1255         /*Menus to worry about:
1256         - filemenu
1257         - editmenu
1258         - layermenu
1259         - duckmaskmenu
1260         - mainmenu
1261         - canvasmenu
1262         - viewmenu
1263         */
1264         action_group = Gtk::ActionGroup::create();
1265
1266         //action_group->add( Gtk::Action::create("MenuFile", _("_File")) );
1267         action_group->add( Gtk::Action::create("new", Gtk::Stock::NEW),
1268                 sigc::hide_return(sigc::ptr_fun(&studio::App::new_instance))
1269         );
1270         action_group->add( Gtk::Action::create("open", Gtk::Stock::OPEN),
1271                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::open))
1272         );
1273         action_group->add( Gtk::Action::create("save", Gtk::Stock::SAVE),
1274                 hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))
1275         );
1276         action_group->add( Gtk::Action::create("save-as", Gtk::Stock::SAVE_AS),
1277                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::dialog_save_as))
1278         );
1279         action_group->add( Gtk::Action::create("revert", Gtk::Stock::REVERT_TO_SAVED),
1280                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))
1281         );
1282         action_group->add( Gtk::Action::create("cvs-add", Gtk::StockID("synfig-cvs_add")),
1283                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))
1284         );
1285         action_group->add( Gtk::Action::create("cvs-update", Gtk::StockID("synfig-cvs_update")),
1286                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))
1287         );
1288         action_group->add( Gtk::Action::create("cvs-revert", Gtk::StockID("synfig-cvs_revert")),
1289                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_revert))
1290         );
1291         action_group->add( Gtk::Action::create("cvs-commit", Gtk::StockID("synfig-cvs_commit")),
1292                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))
1293         );
1294         action_group->add( Gtk::Action::create("import", _("Import")),
1295                 sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))
1296         );
1297         action_group->add( Gtk::Action::create("render", _("Render")),
1298                 sigc::mem_fun0(render_settings,&studio::RenderSettings::present)
1299         );
1300         action_group->add( Gtk::Action::create("preview", _("Preview")),
1301                 sigc::mem_fun(*this,&CanvasView::on_preview_option)
1302         );
1303         action_group->add( Gtk::Action::create("sound", _("Sound File")),
1304                 sigc::mem_fun(*this,&CanvasView::on_audio_option)
1305         );
1306         action_group->add( Gtk::Action::create("options", _("Options")),
1307                 sigc::mem_fun0(canvas_options,&studio::CanvasOptions::present)
1308         );
1309         action_group->add( Gtk::Action::create("close", Gtk::StockID("gtk-close"), _("Close Window")),
1310                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1311         );
1312         action_group->add( Gtk::Action::create("close-document", Gtk::StockID("gtk-close"), _("Close Document")),
1313                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_instance))
1314         );
1315         action_group->add( Gtk::Action::create("quit", Gtk::StockID("gtk-quit"), _("Quit")),
1316                 sigc::hide_return(sigc::ptr_fun(&studio::App::quit))
1317         );
1318
1319         //action_group->add( Gtk::Action::create("undo", Gtk::StockID("gtk-undo")),
1320         //      SLOT_EVENT(EVENT_UNDO)
1321         //);
1322
1323         //action_group->add( Gtk::Action::create("redo", Gtk::StockID("gtk-redo")),
1324         //      SLOT_EVENT(EVENT_REDO)
1325         //);
1326
1327         action_group->add( Gtk::Action::create("select-all-ducks", _("Select All Ducks")),
1328                 sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)
1329         );
1330
1331         action_group->add( Gtk::Action::create("unselect-all-ducks", _("Unselect All Ducks")),
1332                 sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)
1333         );
1334
1335         action_group->add( Gtk::Action::create("select-all-layers", _("Select All Layers")),
1336                 sigc::mem_fun(*this,&CanvasView::on_select_layers)
1337         );
1338
1339         action_group->add( Gtk::Action::create("unselect-all-layers", _("Unselect All Layers")),
1340                 sigc::mem_fun(*this,&CanvasView::on_unselect_layers)
1341         );
1342
1343         action_group->add( Gtk::Action::create("stop", Gtk::StockID("gtk-stop")),
1344                 SLOT_EVENT(EVENT_STOP)
1345         );
1346
1347         action_group->add( Gtk::Action::create("refresh", Gtk::StockID("gtk-refresh")),
1348                 SLOT_EVENT(EVENT_REFRESH)
1349         );
1350
1351         action_group->add( Gtk::Action::create("properties", Gtk::StockID("gtk-properties")),
1352                 sigc::mem_fun0(canvas_properties,&studio::CanvasProperties::present)
1353         );
1354
1355         // Preview Quality Menu
1356         {
1357                 int i;
1358                 action_group->add( Gtk::RadioAction::create(quality_group,"quality-00", _("Use Parametric Renderer")),
1359                         sigc::bind(
1360                                 sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1361                                 0
1362                         )
1363                 );
1364                 for(i=1;i<=10;i++)
1365                 {
1366                         String note;
1367                         if (i == 1) note = _(" (best)");
1368                         if (i == 10) note = _(" (fastest)");
1369                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(quality_group,strprintf("quality-%02d",i),
1370                                                                                                                                                    strprintf(_("Set Quality to %d"),i) + note));
1371                         if (i==8)                       // default quality
1372                         {
1373                                 action->set_active();
1374                                 work_area->set_quality(i);
1375                         }
1376                         action_group->add( action,
1377                                 sigc::bind(
1378                                         sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1379                                         i
1380                                 )
1381                         );
1382                 }
1383         }
1384
1385         // Low-Res Quality Menu
1386         {
1387                 int i;
1388                 for(list<int>::iterator iter = CanvasView::get_pixel_sizes().begin(); iter != CanvasView::get_pixel_sizes().end(); iter++)
1389                 {
1390                         i = *iter;
1391                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(low_res_pixel_size_group,strprintf("lowres-pixel-%d",i),
1392                                                                                                                                                    strprintf(_("Set Low-Res pixel size to %d"),i)));
1393                         if(i==2)                        // default pixel size
1394                         {
1395                                 action->set_active();
1396                                 work_area->set_low_res_pixel_size(i);
1397                         }
1398                         action_group->add( action,
1399                                 sigc::bind(
1400                                         sigc::mem_fun(*work_area, &studio::WorkArea::set_low_res_pixel_size),
1401                                         i
1402                                 )
1403                         );
1404                 }
1405
1406                 Glib::RefPtr<Gtk::Action> action;
1407
1408                 action=Gtk::Action::create("decrease-low-res-pixel-size", _("Decrease Low-Res Pixel Size"));
1409                 action_group->add( action,sigc::mem_fun(this, &studio::CanvasView::decrease_low_res_pixel_size));
1410
1411                 action=Gtk::Action::create("increase-low-res-pixel-size",  _("Increase Low-Res Pixel Size"));
1412                 action_group->add( action, sigc::mem_fun(this, &studio::CanvasView::increase_low_res_pixel_size));
1413
1414         }
1415
1416         action_group->add( Gtk::Action::create("play", Gtk::Stock::MEDIA_PLAY),
1417                 sigc::mem_fun(*this, &studio::CanvasView::play)
1418         );
1419
1420         action_group->add( Gtk::Action::create("dialog-flipbook", _("Flipbook Dialog")),
1421                 sigc::mem_fun0(*preview_dialog, &studio::Dialog_Preview::present)
1422         );
1423
1424         {
1425                 Glib::RefPtr<Gtk::ToggleAction> action;
1426
1427                 grid_show_toggle = Gtk::ToggleAction::create("toggle-grid-show", _("Show Grid"));
1428                 grid_show_toggle->set_active(work_area->grid_status());
1429                 action_group->add(grid_show_toggle, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid));
1430
1431                 grid_snap_toggle = Gtk::ToggleAction::create("toggle-grid-snap", _("Snap to Grid"));
1432                 grid_snap_toggle->set_active(work_area->get_grid_snap());
1433                 action_group->add(grid_snap_toggle, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid_snap));
1434
1435                 action = Gtk::ToggleAction::create("toggle-guide-show", _("Show Guides"));
1436                 action->set_active(work_area->get_show_guides());
1437                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap));
1438
1439                 action = Gtk::ToggleAction::create("toggle-low-res", _("Use Low-Res"));
1440                 action->set_active(work_area->get_low_resolution_flag());
1441                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_low_resolution_flag));
1442
1443                 action = Gtk::ToggleAction::create("toggle-onion-skin", _("Show Onion Skin"));
1444                 action->set_active(work_area->get_onion_skin());
1445                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_onion_skin));
1446         }
1447
1448         action_group->add( Gtk::Action::create("canvas-zoom-fit", Gtk::StockID("gtk-zoom-fit")),
1449                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)
1450         );
1451         action_group->add( Gtk::Action::create("canvas-zoom-100", Gtk::StockID("gtk-zoom-100")),
1452                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)
1453         );
1454
1455         {
1456                 Glib::RefPtr<Gtk::Action> action;
1457
1458                 action=Gtk::Action::create("seek-next-frame", Gtk::Stock::GO_FORWARD,_("Next Frame"),_("Next Frame"));
1459                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),1));
1460                 action=Gtk::Action::create("seek-prev-frame", Gtk::Stock::GO_BACK,_("Prev Frame"),_("Prev Frame"));
1461                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),-1));
1462
1463                 action=Gtk::Action::create("seek-next-second", Gtk::Stock::GO_FORWARD,_("Seek Forward"),_("Seek Forward"));
1464                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(1)));
1465                 action=Gtk::Action::create("seek-prev-second", Gtk::Stock::GO_BACK,_("Seek Backward"),_("Seek Backward"));
1466                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(-1)));
1467
1468                 action=Gtk::Action::create("seek-end", Gtk::Stock::GOTO_LAST,_("Seek to End"),_("Seek to End"));
1469                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::end()));
1470
1471                 action=Gtk::Action::create("seek-begin", Gtk::Stock::GOTO_FIRST,_("Seek to Begin"),_("Seek to Begin"));
1472                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::begin()));
1473
1474                 action=Gtk::Action::create("jump-next-keyframe", Gtk::Stock::GO_FORWARD,_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1475                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1476
1477                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::Stock::GO_BACK,_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1478                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1479
1480                 action=Gtk::Action::create("canvas-zoom-in", Gtk::Stock::ZOOM_IN);
1481                 action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1482
1483                 action=Gtk::Action::create("canvas-zoom-out", Gtk::Stock::ZOOM_OUT);
1484                 action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1485
1486                 action=Gtk::Action::create("time-zoom-in", Gtk::Stock::ZOOM_IN, _("Zoom In on Timeline"));
1487                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1488
1489                 action=Gtk::Action::create("time-zoom-out", Gtk::Stock::ZOOM_OUT, _("Zoom Out on Timeline"));
1490                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1491
1492         }
1493
1494         {
1495                 Glib::RefPtr<Gtk::ToggleAction> action;
1496
1497 #define DUCK_MASK(lower,upper,string)                                                                                           \
1498                 action=Gtk::ToggleAction::create("mask-" #lower "-ducks", string);                      \
1499                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_##upper));      \
1500                 action_group->add(action,                                                                                                       \
1501                         sigc::bind(                                                                                                                             \
1502                                 sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),            \
1503                                 Duck::TYPE_##upper))
1504
1505                 DUCK_MASK(position,POSITION,_("Show Position Ducks"));
1506                 DUCK_MASK(tangent,TANGENT,_("Show Tangent Ducks"));
1507                 DUCK_MASK(vertex,VERTEX,_("Show Vertex Ducks"));
1508                 DUCK_MASK(radius,RADIUS,_("Show Radius Ducks"));
1509                 DUCK_MASK(width,WIDTH,_("Show Width Ducks"));
1510                 DUCK_MASK(angle,ANGLE,_("Show Angle Ducks"));
1511
1512 #undef DUCK_MASK
1513         }
1514
1515         add_accel_group(App::ui_manager()->get_accel_group());
1516
1517 /*      // Here is where we add the actions that may have conflicting
1518         // keyboard accelerators.
1519         {
1520                 Glib::RefPtr<Gtk::ActionGroup> accel_action_group(Gtk::ActionGroup::create("canvas_view"));
1521                 Glib::RefPtr<Gtk::Action> action;
1522
1523                 action=Gtk::Action::create("seek-next-frame", Gtk::StockID("gtk-forward"),_("Next Frame"),_("Next Frame"));
1524                 accel_action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),1));
1525
1526                 action=Gtk::Action::create("seek-prev-frame", Gtk::StockID("gtk-forward"),_("Prev Frame"),_("Prev Frame"));
1527                 accel_action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),-1));
1528
1529                 action=Gtk::Action::create("jump-next-keyframe", Gtk::StockID("gtk-forward"),_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1530                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1531
1532                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::StockID("gtk-back"),_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1533                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1534
1535                 action=Gtk::Action::create("canvas-zoom-in", Gtk::StockID("gtk-zoom-in"));
1536                 accel_action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1537
1538                 action=Gtk::Action::create("canvas-zoom-out", Gtk::StockID("gtk-zoom-out"));
1539                 accel_action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1540
1541                 action=Gtk::Action::create("time-zoom-in", Gtk::StockID("gtk-zoom-in"), _("Zoom In on Timeline"));
1542                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1543
1544                 action=Gtk::Action::create("time-zoom-out", Gtk::StockID("gtk-zoom-out"), _("Zoom Out on Timeline"));
1545                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1546
1547                 Glib::RefPtr<Gtk::UIManager> accel_ui_manager(Gtk::UIManager::create());
1548
1549                 Glib::ustring ui_info =
1550                 "
1551                 <ui>
1552                         <accelerator action='seek-next-frame' />
1553                         <accelerator action='seek-prev-frame' />
1554                         <accelerator action='jump-next-keyframe' />
1555                         <accelerator action='jump-prev-keyframe' />
1556                         <accelerator action='canvas-zoom-in' />
1557                         <accelerator action='canvas-zoom-out' />
1558                         <accelerator action='time-zoom-in' />
1559                         <accelerator action='time-zoom-out' />
1560                 </ui>
1561                 ";
1562
1563                 accel_ui_manager->add_ui_from_string(ui_info);
1564                 add_accel_group(accel_ui_manager->get_accel_group());
1565
1566                 accel_ui_manager->insert_action_group(accel_action_group);
1567                 set_ref_obj("accel_ui_manager",accel_ui_manager);
1568                 set_ref_obj("accel_action_group",accel_action_group);
1569         }
1570 */
1571
1572 #if 0
1573 //
1574 //      //Test some key stuff
1575 //
1576 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save"),
1577 //              hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))));
1578 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save-as"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_save_as))));
1579 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-revert-to-saved"),hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))));
1580 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1581 //
1582 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_add"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))));
1583 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_update"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))));
1584 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_commit"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))));
1585 //
1586 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1587 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Import..."),Gtk::AccelKey('I',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))));
1588 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1589 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Render"),Gtk::AccelKey("F9"),
1590 //              sigc::mem_fun(render_settings,&studio::RenderSettings::present)
1591 //      ));
1592 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview"),Gtk::AccelKey("F11"),
1593 //              sigc::mem_fun(*this,&CanvasView::on_preview_option)
1594 //      ));
1595 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Sound File"),
1596 //              sigc::mem_fun(*this,&CanvasView::on_audio_option)
1597 //      ));
1598 //
1599 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1600 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Options"),Gtk::AccelKey("F12"),
1601 //              sigc::mem_fun(canvas_options,&studio::CanvasOptions::present)
1602 //      ));
1603 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1604 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close View"),
1605 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1606 //      ));
1607 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close Document"),
1608 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_document))
1609 //      ));
1610 //
1611 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-undo"),Gtk::AccelKey('Z',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_UNDO)));
1612 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-redo"),Gtk::AccelKey('R',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REDO)));
1613 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1614 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-cut"),NOT_IMPLEMENTED_SLOT));
1615 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-copy"),NOT_IMPLEMENTED_SLOT));
1616 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-paste"),NOT_IMPLEMENTED_SLOT));
1617 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1618 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)));
1619 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)));
1620 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Layers"),Gtk::AccelKey('A',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_select_layers)));
1621 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Layers"),Gtk::AccelKey('D',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_unselect_layers)));
1622 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1623 //
1624 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::stop))));
1625 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed))));
1626 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),SLOT_EVENT(EVENT_STOP)));
1627 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REFRESH)));
1628 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1629 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),Gtk::AccelKey("F8"),
1630 //              sigc::mem_fun(canvas_properties,&studio::CanvasProperties::present)
1631 //      ));
1632 //
1633 //      build_new_layer_menu(newlayermenu);
1634 //      layermenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New"),newlayermenu));
1635 //
1636 //
1637 //      {
1638 //              synfigapp::Action::ParamList param_list;
1639 //              param_list.add("canvas",Canvas::Handle(get_canvas()));
1640 //              param_list.add("canvas_interface",canvas_interface());
1641 //              add_actions_to_menu(&canvasmenu, param_list,synfigapp::Action::CATEGORY_CANVAS);
1642 //      }
1643 //
1644 //
1645 //      //canvasmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Keyframe Dialog"),sigc::mem_fun(keyframe_dialog,&studio::Dialog_Keyframe::present)));
1646 //
1647 //      // Duck Mask Menu
1648 //      if(1)
1649 //              {
1650 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1651 //
1652 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Position Ducks"),Gtk::AccelKey('1',Gdk::MOD1_MASK)));
1653 //              duck_mask_position=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1654 //              duck_mask_position->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
1655 //              duck_mask_position->signal_toggled().connect(
1656 //                      sigc::bind(
1657 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1658 //                              Duck::TYPE_POSITION
1659 //                      )
1660 //              );
1661 //
1662 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Vertex Ducks"),Gtk::AccelKey('2',Gdk::MOD1_MASK)));
1663 //              duck_mask_vertex=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1664 //              duck_mask_vertex->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
1665 //              duck_mask_vertex->signal_toggled().connect(
1666 //                      sigc::bind(
1667 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1668 //                              Duck::TYPE_VERTEX
1669 //                      )
1670 //              );
1671 //
1672 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Tangent Ducks"),Gtk::AccelKey('3',Gdk::MOD1_MASK)));
1673 //              duck_mask_tangent=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1674 //              duck_mask_tangent->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
1675 //              duck_mask_tangent->signal_toggled().connect(
1676 //                      sigc::bind(
1677 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1678 //                              Duck::TYPE_TANGENT
1679 //                      )
1680 //              );
1681 //
1682 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Radius Ducks"),Gtk::AccelKey('4',Gdk::MOD1_MASK)));
1683 //              duck_mask_radius=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1684 //              duck_mask_radius->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
1685 //              duck_mask_radius->signal_toggled().connect(
1686 //                      sigc::bind(
1687 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1688 //                              Duck::TYPE_RADIUS
1689 //                      )
1690 //              );
1691 //
1692 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Width Ducks"),Gtk::AccelKey('5',Gdk::MOD1_MASK)));
1693 //              duck_mask_width=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1694 //              duck_mask_width->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
1695 //              duck_mask_width->signal_toggled().connect(
1696 //                      sigc::bind(
1697 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1698 //                              Duck::TYPE_WIDTH
1699 //                      )
1700 //              );
1701 //
1702 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Angle Ducks"),Gtk::AccelKey('6',Gdk::MOD1_MASK)));
1703 //              duck_mask_angle=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1704 //              duck_mask_angle->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
1705 //              duck_mask_angle->signal_toggled().connect(
1706 //                      sigc::bind(
1707 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1708 //                              Duck::TYPE_ANGLE
1709 //                      )
1710 //              );
1711 //
1712 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Mask Ducks"),duckmaskmenu));
1713 //      }
1714 //
1715 //      // Preview Quality Menu
1716 //      if(1)
1717 //      {
1718 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1719 //              int i;
1720 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Use Parametric Renderer"),0),
1721 //                      sigc::bind(
1722 //                              sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1723 //                              0
1724 //                      )
1725 //              ));
1726 //              for(i=1;i<=10;i++)
1727 //              {
1728 //                      qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Set Quality to %d"),i),Gtk::AccelKey('0'+(i%10),Gdk::CONTROL_MASK),
1729 //                              sigc::bind(
1730 //                                      sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1731 //                                      i
1732 //                              )
1733 //                      ));
1734 //              }
1735 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview Quality"),qualitymenu));
1736 //      }
1737 //
1738 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::MEDIA_PLAY,
1739 //              sigc::mem_fun(*this, &studio::CanvasView::play)));
1740 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("Flipbook Dialog"),
1741 //              sigc::mem_fun(*preview_dialog, &studio::Dialog_Preview::present)));
1742 //
1743 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1744 //
1745 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Show"),Gtk::AccelKey('g',Gdk::CONTROL_MASK),
1746 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid)));
1747 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Snap"),Gtk::AccelKey('l',Gdk::CONTROL_MASK),
1748 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid_snap)));
1749 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Guide Snap"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),
1750 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap)));
1751 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Low-Res"),Gtk::AccelKey('`',Gdk::CONTROL_MASK),
1752 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_low_resolution_flag)));
1753 //
1754 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1755 //
1756 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('=',static_cast<Gdk::ModifierType>(0)),
1757 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in)));
1758 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('-',static_cast<Gdk::ModifierType>(0)),
1759 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out)));
1760 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-fit"),
1761 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)));
1762 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-100"),Gtk::AccelKey('`',static_cast<Gdk::ModifierType>(0)),
1763 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)));
1764 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1765 //
1766 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('+',static_cast<Gdk::ModifierType>(0)),
1767 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in)));
1768 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('_',static_cast<Gdk::ModifierType>(0)),
1769 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out)));
1770 //
1771 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Next Keyframe"),Gtk::AccelKey(']',static_cast<Gdk::ModifierType>(0)),
1772 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe)));
1773 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Prev Keyframe"),Gtk::AccelKey('[',static_cast<Gdk::ModifierType>(0)),
1774 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe)));
1775 //
1776 //      mainmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1777 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_File"),filemenu));
1778 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),editmenu));
1779 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_View"),viewmenu));
1780 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Canvas"),canvasmenu));
1781 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Layer"),layermenu));
1782 //
1783 //      mainmenu.accelerate(*this);
1784 //
1785 ///*
1786 //      {
1787 //
1788 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Waypoint"),NOT_IMPLEMENTED_SLOT));
1789 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Waypoint"),NOT_IMPLEMENTED_SLOT));
1790 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Export"),NOT_IMPLEMENTED_SLOT));
1791 //              trackmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1792 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Properties"),NOT_IMPLEMENTED_SLOT));
1793 //      }
1794 //*/
1795 //      mainmenu.show();
1796 //      filemenu.show();
1797 //      editmenu.show();
1798 //      canvasmenu.show();
1799 //      layermenu.show();
1800 //
1801 //      keyframemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),
1802 //              sigc::mem_fun(*this,&studio::CanvasView::show_keyframe_dialog)
1803 //      ));
1804 //
1805 //
1806 //      get_accel_group()->unlock();
1807 //
1808 //      //Set the accelerator paths for all the menus
1809 //      filemenu.set_accel_path("<synfig>/File");
1810 //      editmenu.set_accel_path("<synfig>/Edit");
1811 //      layermenu.set_accel_path("<synfig>/Layer");
1812 //      //mainmenu.set_accel_path("<synfig-main>");
1813 //      canvasmenu.set_accel_path("<synfig>/Canvas");
1814 //      viewmenu.set_accel_path("<synfig>/View");
1815 //      duckmaskmenu.set_accel_path("<synfig>/DuckMask");
1816 #endif
1817 }
1818
1819 void
1820 CanvasView::on_select_layers()
1821 {
1822         Canvas::Handle canvas(get_canvas());
1823         for (CanvasBase::iterator iter = canvas->begin(); iter != canvas->end(); iter++)
1824                 layer_tree->select_all_children_layers(*iter);
1825 }
1826
1827 void
1828 CanvasView::on_unselect_layers()
1829 {
1830         layer_tree->clear_selected_layers();
1831 }
1832
1833 void
1834 CanvasView::show_keyframe_dialog()
1835 {
1836         Glib::RefPtr<Gtk::TreeSelection> selection(keyframe_tree->get_selection());
1837         if(selection->get_selected())
1838         {
1839                 Gtk::TreeRow row(*selection->get_selected());
1840
1841                 Keyframe keyframe(row[keyframe_tree->model.keyframe]);
1842
1843                 keyframe_dialog.set_keyframe(keyframe);
1844                 keyframe_dialog.present();
1845         }
1846 }
1847
1848 void
1849 CanvasView::add_layer(synfig::String x)
1850 {
1851         Canvas::Handle canvas;
1852
1853         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
1854
1855         int target_depth(0);
1856
1857         if(layer_list.empty())
1858         {
1859                 canvas=get_canvas();
1860         }
1861         else
1862         {
1863                 canvas=(*layer_list.begin())->get_canvas();
1864                 target_depth=canvas->get_depth(*layer_list.begin());
1865         }
1866
1867         Layer::Handle layer(canvas_interface()->add_layer_to(x,canvas,target_depth));
1868         if(layer)
1869         {
1870                 get_selection_manager()->clear_selected_layers();
1871                 get_selection_manager()->set_selected_layer(layer);
1872         }
1873 }
1874
1875 void
1876 CanvasView::popup_layer_menu(synfig::Layer::Handle layer)
1877 {
1878         //Gtk::Menu* menu(manage(new Gtk::Menu));
1879         Gtk::Menu* menu(&parammenu);
1880         menu->items().clear();
1881
1882         synfigapp::Action::ParamList param_list;
1883         param_list.add("time",canvas_interface()->get_time());
1884         param_list.add("canvas",Canvas::Handle(layer->get_canvas()));
1885         param_list.add("canvas_interface",canvas_interface());
1886         param_list.add("layer",layer);
1887
1888         //Gtk::Menu *newlayers(manage(new Gtk::Menu()));
1889         //build_new_layer_menu(*newlayers);
1890
1891         //parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
1892
1893         if(layer->get_name()=="PasteCanvas")
1894         {
1895                 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
1896                         sigc::bind(
1897                                 sigc::mem_fun(
1898                                         *layer_tree,
1899                                         &studio::LayerTree::select_all_children_layers
1900                                 ),
1901                                 layer
1902                         )
1903                 ));
1904         }
1905
1906         add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_LAYER);
1907
1908         menu->popup(3,gtk_get_current_event_time());
1909 }
1910
1911 void
1912 CanvasView::register_layer_type(synfig::Layer::Book::value_type &/*lyr*/,std::map<synfig::String,Gtk::Menu*>* /*category_map*/)
1913 {
1914 /*      if(lyr.second.category==CATEGORY_DO_NOT_USE)
1915                 return;
1916
1917         if(category_map->count(lyr.second.category)==0)
1918                 (*category_map)[lyr.second.category]=manage(new Gtk::Menu());
1919
1920         (*category_map)[lyr.second.category]->items().push_back(Gtk::Menu_Helpers::MenuElem(lyr.second.local_name,
1921                 sigc::hide_return(
1922                         sigc::bind(
1923                                 sigc::mem_fun(*this,&studio::CanvasView::add_layer),
1924                                 lyr.first
1925                         )
1926                 )
1927         ));
1928 */
1929 }
1930
1931 void
1932 CanvasView::build_new_layer_menu(Gtk::Menu &/*menu*/)
1933 {
1934 /*
1935         std::map<synfig::String,Gtk::Menu*> category_map;
1936
1937         std::for_each(
1938                 synfig::Layer::book().begin(),
1939                 synfig::Layer::book().end(),
1940                 sigc::bind(
1941                         sigc::mem_fun(
1942                                 *this,
1943                                 &studio::CanvasView::register_layer_type
1944                         ),
1945                         &category_map
1946                 )
1947         );
1948
1949         menu.items().clear();
1950         menu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1951
1952         std::map<synfig::String,Gtk::Menu*>::iterator iter;
1953         for(iter=category_map.begin();iter!=category_map.end();++iter)
1954                 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(iter->first,*iter->second));
1955
1956         menu.show();
1957 */
1958 }
1959
1960 void
1961 CanvasView::popup_main_menu()
1962 {
1963         //mainmenu.popup(0,gtk_get_current_event_time());
1964         Gtk::Menu* menu = dynamic_cast<Gtk::Menu*>(App::ui_manager()->get_widget("/menu-main"));
1965         if(menu)
1966         {
1967                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
1968                 //menu->accelerate(*this);
1969                 menu->popup(0,gtk_get_current_event_time());
1970         }
1971 }
1972
1973 void
1974 CanvasView::on_refresh_pressed()
1975 {
1976         rebuild_tables();
1977         rebuild_ducks();
1978         work_area->queue_render_preview();
1979 }
1980
1981 void
1982 CanvasView::workarea_layer_selected(synfig::Layer::Handle layer)
1983 {
1984         get_selection_manager()->clear_selected_layers();
1985         if(layer)
1986                 get_selection_manager()->set_selected_layer(layer);
1987 }
1988
1989 void
1990 CanvasView::refresh_rend_desc()
1991 {
1992         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
1993
1994         //????
1995         //synfig::info("Canvasview: Refreshing render desc info");
1996         if(!get_time().is_equal(time_adjustment().get_value()))
1997         {
1998                 time_adjustment().set_value(get_time());
1999                 time_adjustment().value_changed();
2000         }
2001
2002         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2003         if(length<DEFAULT_TIME_WINDOW_SIZE)
2004         {
2005                 time_window_adjustment().set_page_increment(length);
2006                 time_window_adjustment().set_page_size(length);
2007         }
2008         else
2009         {
2010                 time_window_adjustment().set_page_increment(DEFAULT_TIME_WINDOW_SIZE);
2011                 time_window_adjustment().set_page_size(DEFAULT_TIME_WINDOW_SIZE);
2012         }
2013
2014         //set the FPS of the timeslider
2015         timeslider->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
2016
2017         //set the beginning and ending time of the time slider
2018         Time begin_time=get_canvas()->rend_desc().get_time_start();
2019         Time end_time=get_canvas()->rend_desc().get_time_end();
2020
2021         // Setup the time_window adjustment
2022         time_window_adjustment().set_lower(begin_time);
2023         time_window_adjustment().set_upper(end_time);
2024         time_window_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2025
2026         //Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2027         if(length < time_window_adjustment().get_page_size())
2028         {
2029                 time_window_adjustment().set_page_increment(length);
2030                 time_window_adjustment().set_page_size(length);
2031         }
2032
2033         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2034                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2035                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2036                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2037         );*/
2038
2039         time_window_adjustment().changed(); //only non-value stuff was changed
2040
2041         // Setup the time adjustment
2042
2043         //NOTE THESE TWO SHOULD BE CHANGED BY THE changed() CALL ABOVE
2044         //time_adjustment().set_lower(time_window_adjustment().get_value());
2045         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2046
2047 //      time_adjustment().set_lower(get_canvas()->rend_desc().get_time_start());
2048 //      time_adjustment().set_upper(get_canvas()->rend_desc().get_time_end());
2049         time_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2050         time_adjustment().set_page_increment(synfig::Time(1.0));
2051         time_adjustment().set_page_size(0);
2052
2053         time_adjustment().changed();
2054
2055         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2056                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2057                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2058                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2059         );      */
2060
2061         if(begin_time==end_time)
2062         {
2063                 hide_timebar();
2064         }
2065         else
2066         {
2067                 show_timebar();
2068         }
2069
2070         //clamp time to big bounds...
2071         if(time_window_adjustment().get_value() < begin_time)
2072         {
2073                 time_window_adjustment().set_value(begin_time);
2074                 time_window_adjustment().value_changed();
2075         }
2076
2077         if(time_window_adjustment().get_value() + time_window_adjustment().get_page_size() > end_time)
2078         {
2079                 time_window_adjustment().set_value(end_time - time_window_adjustment().get_page_size());
2080                 time_window_adjustment().value_changed();
2081         }
2082
2083         if(time_adjustment().get_value() < begin_time)
2084         {
2085                 time_adjustment().set_value(begin_time);
2086                 time_adjustment().value_changed();
2087         }
2088
2089         if(time_adjustment().get_value() > end_time)
2090         {
2091                 time_adjustment().set_value(end_time);
2092                 time_adjustment().value_changed();
2093         }
2094
2095         /*synfig::info("Time stats: \n"
2096                                 "w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n"
2097                                 "t: %p - [%.3f,%.3f] %.3f",
2098                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2099                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2100                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment(),
2101                                 &time_adjustment_,time_adjustment_.get_lower(),time_adjustment_.get_upper(),
2102                                 time_adjustment_.get_value()
2103         );*/
2104
2105         work_area->queue_render_preview();
2106 }
2107
2108 bool
2109 CanvasView::close_view()
2110 {
2111         if(get_instance()->get_visible_canvases()==1)
2112                 close_instance();
2113         else
2114                 hide();
2115         return false;
2116 }
2117
2118 static bool _close_instance(etl::handle<Instance> instance)
2119 {
2120         etl::handle<Instance> argh(instance);
2121         instance->safe_close();
2122         synfig::info("closed");
2123         return false;
2124 }
2125
2126 bool
2127 CanvasView::close_instance()
2128 {
2129 #ifdef SINGLE_THREADED
2130         if (get_work_area()->get_updating())
2131         {
2132                 get_work_area()->stop_updating(true); // stop and mark as cancelled
2133
2134                 // give the workarea chances to stop updating
2135                 Glib::signal_timeout().connect(
2136                         sigc::mem_fun(*this, &CanvasView::close_instance),
2137                         250);
2138         }
2139         else
2140 #endif
2141                 Glib::signal_timeout().connect(
2142                         sigc::bind(sigc::ptr_fun(_close_instance),
2143                                            (etl::handle<Instance>)get_instance()),
2144                         250);
2145         return false;
2146 }
2147
2148 handle<CanvasView>
2149 CanvasView::create(etl::loose_handle<Instance> instance, etl::handle<synfig::Canvas> canvas)
2150 {
2151         etl::handle<studio::CanvasView> view(new CanvasView(instance,instance->synfigapp::Instance::find_canvas_interface(canvas)));
2152         instance->canvas_view_list().push_front(view);
2153         instance->signal_canvas_view_created()(view.get());
2154         return view;
2155 }
2156
2157 void
2158 CanvasView::update_title()
2159 {
2160         string title;
2161
2162         title = strprintf("%s%s\"%s\"",
2163                                           (
2164                                                   get_instance()->get_action_count()
2165                                                   ? "*"
2166                                                   : ""
2167                                           ), (
2168                                                   get_instance()->has_real_filename()
2169                                                   ? (etl::basename(get_instance()->get_file_name()) + " : ").c_str()
2170                                                   : ""
2171                                           ), (
2172                                                   get_canvas()->get_name().empty()
2173                                                   ? get_canvas()->get_id().c_str()
2174                                                   : get_canvas()->get_name().c_str()
2175                                           ));
2176
2177         if(get_instance()->synfigapp::Instance::in_repository())
2178         {
2179                 title+=" (CVS";
2180                 if(get_instance()->synfigapp::Instance::is_modified())
2181                         title+=_("-MODIFIED");
2182                 if(get_instance()->synfigapp::Instance::is_updated())
2183                         title+=_("-UPDATED");
2184                 title+=')';
2185         }
2186
2187         if(get_canvas()->is_root())
2188                 title+=_(" (Root)");
2189
2190         set_title(title);
2191 }
2192
2193 void
2194 CanvasView::on_hide()
2195 {
2196         smach_.egress();
2197         Gtk::Window::on_hide();
2198 }
2199
2200 void
2201 CanvasView::present()
2202 {
2203         grab_focus();//on_focus_in_event(0);
2204         Gtk::Window::present();
2205 }
2206
2207 bool
2208 CanvasView::on_focus_in_event(GdkEventFocus*x)
2209 {
2210         if(studio::App::get_selected_canvas_view()!=this)
2211         {
2212                 if(studio::App::get_selected_canvas_view())
2213                 {
2214                         studio::App::get_selected_canvas_view()->get_smach().process_event(EVENT_YIELD_TOOL_OPTIONS);
2215                         App::ui_manager()->remove_action_group(App::get_selected_canvas_view()->action_group);
2216                 }
2217
2218                 get_smach().process_event(EVENT_REFRESH_TOOL_OPTIONS);
2219
2220                 studio::App::set_selected_canvas_view(this);
2221
2222                 App::ui_manager()->insert_action_group(action_group);
2223         }
2224
2225         // HACK ... Questionable...?
2226         if(x)
2227                 return Gtk::Window::on_focus_in_event(x);
2228
2229         return true;
2230 }
2231
2232 bool
2233 CanvasView::on_focus_out_event(GdkEventFocus*x)
2234 {
2235         //App::ui_manager()->remove_action_group(action_group);
2236         //App::ui_manager()->ensure_update();
2237         return Gtk::Window::on_focus_out_event(x);
2238 }
2239
2240 void
2241 CanvasView::refresh_tables()
2242 {
2243 //      if(layer_tree_store_)layer_tree_store_->refresh();
2244 //      if(children_tree_store_)children_tree_store_->refresh();
2245 }
2246
2247 void
2248 CanvasView::rebuild_tables()
2249 {
2250 //      layer_tree_store_->rebuild();
2251 //      children_tree_store_->rebuild();
2252 }
2253
2254 void
2255 CanvasView::build_tables()
2256 {
2257 //      layer_tree_store_->rebuild();
2258 //      children_tree_store_->rebuild();
2259 }
2260
2261 void
2262 CanvasView::on_layer_toggle(synfig::Layer::Handle layer)
2263 {
2264         synfigapp::Action::Handle action(synfigapp::Action::create("LayerActivate"));
2265         assert(action);
2266
2267         if(!action)
2268                 return;
2269
2270         action->set_param("canvas",Canvas::Handle(layer->get_canvas()));
2271         if(!action->set_param("canvas_interface",canvas_interface()))
2272 //      if(!action->set_param("canvas_interface",get_instance()->find_canvas_interface(layer->get_canvas())))
2273                 synfig::error("LayerActivate didn't like CanvasInterface...?");
2274         action->set_param("time",get_time());
2275         action->set_param("layer",layer);
2276         action->set_param("new_status",!layer->active());
2277
2278         assert(action->is_ready());
2279
2280         canvas_interface()->get_instance()->perform_action(action);
2281 }
2282
2283 void
2284 CanvasView::popup_param_menu(synfigapp::ValueDesc value_desc, float location, bool bezier)
2285 {
2286         parammenu.items().clear();
2287         get_instance()->make_param_menu(&parammenu,get_canvas(),value_desc,location,bezier);
2288
2289         parammenu.popup(3,gtk_get_current_event_time());
2290 }
2291
2292 void
2293 CanvasView::add_actions_to_menu(Gtk::Menu *menu, const synfigapp::Action::ParamList &param_list,synfigapp::Action::Category category)const
2294 {
2295         get_instance()->add_actions_to_menu(menu, param_list, category);
2296 }
2297
2298 bool
2299 CanvasView::on_layer_user_click(int button, Gtk::TreeRow /*row*/, LayerTree::ColumnID /*column_id*/)
2300 {
2301         switch(button)
2302         {
2303         case 3:
2304                 {
2305                         Gtk::MenuItem* menu = dynamic_cast<Gtk::MenuItem*>(App::ui_manager()->get_widget("/menu-main/menu-layer"));
2306                         if(menu && menu->get_submenu())
2307                         {
2308                                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2309                                 //menu->accelerate(*this);
2310                                 menu->get_submenu()->popup(button,gtk_get_current_event_time());
2311                         }
2312
2313                         #if 0
2314                         bool multiple_selected=true;
2315
2316                         if(layer_tree->get_selection()->count_selected_rows()<=1)
2317                                 multiple_selected=false;
2318
2319                         // If the clicked row is not selected, then unselect
2320                         // everything that isn't selected and select this row
2321                         if(multiple_selected && !layer_tree->get_selection()->is_selected(row))
2322                         {
2323                                 layer_tree->get_selection()->unselect_all();
2324                                 layer_tree->get_selection()->select(row);
2325                                 multiple_selected=false;
2326                         }
2327
2328                         if(column_id==COLUMNID_TIME_TRACK)
2329                                 return false;
2330
2331                         //synfigapp::ValueDesc value_desc(row[layer_param_tree_model.value_desc]);
2332                         //ValueNode::Handle value_node(row[layer_param_tree_model.value_node]);
2333                         //ValueNode::Handle parent_value_node;
2334                         //ValueBase value=row[layer_param_tree_model.value];
2335
2336                         //if(row.parent())
2337                         //{
2338                         //      parent_value_node=(*row.parent())[layer_tree_model.value_node];
2339                         //}
2340
2341                         {
2342                                 Layer::Handle layer(row[layer_tree_model.layer]);
2343                                 synfigapp::Action::ParamList param_list;
2344                                 param_list.add("time",canvas_interface()->get_time());
2345                                 param_list.add("canvas",Canvas::Handle(row[layer_tree_model.canvas]));
2346                                 param_list.add("canvas_interface",canvas_interface());
2347                                 if(!multiple_selected)
2348                                         param_list.add("layer",layer);
2349                                 else
2350                                 {
2351                                         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2352                                         synfigapp::SelectionManager::LayerList::iterator iter;
2353
2354                                         for(iter=layer_list.begin();iter!=layer_list.end();++iter)
2355                                                 param_list.add("layer",Layer::Handle(*iter));
2356                                 }
2357
2358                                 parammenu.items().clear();
2359
2360                                 Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2361                                 // do we need this?  the code is all #ifdef'ed out anyway
2362                                 // newlayers->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), newlayers));
2363                                 build_new_layer_menu(*newlayers);
2364
2365                                 parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2366                                 if(!multiple_selected && layer->get_name()=="PasteCanvas")
2367                                 {
2368                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2369                                                 sigc::bind(
2370                                                         sigc::mem_fun(
2371                                                                 *layer_tree,
2372                                                                 &studio::LayerTree::select_all_children_layers
2373                                                         ),
2374                                                         layer
2375                                                 )
2376                                         ));
2377                                 }
2378
2379                                 add_actions_to_menu(&parammenu, param_list,synfigapp::Action::CATEGORY_LAYER);
2380                                 parammenu.popup(button,gtk_get_current_event_time());
2381                                 return true;
2382                         }
2383 /*
2384                         else if(column_id==LayerTree::COLUMNID_TIME_TRACK && value_node && handle<synfig::ValueNode_Animated>::cast_dynamic(value_node))
2385                         {
2386                                 // Right-click on time track with animated
2387 //                              trackmenu.popup(0,0);
2388                                 return true;
2389                         }
2390                         else
2391                         {
2392                                 if(!multiple_selected)
2393                                 {
2394                                         popup_param_menu(value_desc);
2395                                         return true;
2396                                 }
2397                                 else
2398                                 {
2399 #warning update me!
2400 #if 0
2401                                         parammenu.items().clear();
2402                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Connect"),
2403                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::connect_selected_layer_params))
2404                                         ));
2405                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Disconnect"),
2406                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::disconnect_selected_layer_params))
2407                                         ));
2408                                         parammenu.popup(0,0);
2409 #endif
2410                                 }
2411                                 return true;
2412                         }
2413                 */
2414 #endif
2415 }
2416                 return true;
2417                 break;
2418
2419         default:
2420                 return false;
2421                 break;
2422         }
2423 }
2424
2425 bool
2426 CanvasView::on_children_user_click(int button, Gtk::TreeRow row, ChildrenTree::ColumnID column_id)
2427 {
2428         switch(button)
2429         {
2430         case 3:
2431                 {
2432                         if(column_id==COLUMNID_TIME_TRACK)
2433                                 return false;
2434                         if(!(bool)row[children_tree_model.is_canvas])
2435                         {
2436                                 synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2437                                 if (!value_desc)
2438                                 {
2439                                         //! \todo fix properly -- what is the child dialog for?
2440                                         synfig::info("preventing child dialog right-click crash");
2441                                         return true;
2442                                 }
2443                                 assert(value_desc);
2444                                 popup_param_menu(value_desc);
2445                                 return true;
2446                         }
2447                 }
2448                 return true;
2449                 break;
2450
2451         default:
2452                 return false;
2453                 break;
2454         }
2455 }
2456
2457 bool
2458 CanvasView::on_keyframe_tree_event(GdkEvent *event)
2459 {
2460     switch(event->type)
2461     {
2462         case GDK_BUTTON_PRESS:
2463                 switch(event->button.button)
2464                 {
2465                         case 3:
2466                         {
2467                                 //keyframemenu.popup(event->button.button,gtk_get_current_event_time());
2468                                 return true;
2469                         }
2470                         break;
2471                 }
2472                 break;
2473         case GDK_MOTION_NOTIFY:
2474                 break;
2475         case GDK_BUTTON_RELEASE:
2476                 break;
2477         default:
2478                 break;
2479         }
2480         return false;
2481 }
2482
2483 void
2484 CanvasView::refresh_time_window()
2485 {
2486         //THESE SHOULD AUTOMATICALLY BE TAKEN CARE OF
2487         //time_adjustment().set_lower(time_window_adjustment().get_value());
2488         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2489
2490         time_adjustment().set_page_increment(1.0); // One second
2491         time_adjustment().set_page_size(0);
2492
2493         if(get_canvas())
2494                 time_adjustment().set_step_increment(1.0/get_canvas()->rend_desc().get_frame_rate());
2495         time_adjustment().changed();
2496
2497         //NOTE THIS SHOULD HOOK INTO THE CORRECT SIGNALS...
2498         if(children_tree)
2499                 children_tree->queue_draw();
2500 }
2501
2502 void
2503 CanvasView::on_time_changed()
2504 {
2505         Time time(get_time());
2506
2507         current_time_widget->set_value(time);
2508         try {
2509                 get_canvas()->keyframe_list().find(time);
2510                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2511         }catch(...){
2512                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#000000"));
2513         }
2514
2515         if(get_time() != time_adjustment().get_value())
2516         {
2517                 //Recenters the window, causing it to jump (possibly undesirably... but whatever)
2518                 if(time < time_window_adjustment().get_value() ||
2519                         time > time_window_adjustment().get_value()+time_window_adjustment().get_page_size())
2520                 {
2521                         time_window_adjustment().set_value(
2522                                 time-time_window_adjustment().get_page_size()/2
2523                         );
2524                 }
2525                 time_adjustment().set_value(time);
2526                 time_adjustment().value_changed();
2527
2528                 // Shouldn't these trees just hook into
2529                 // the time changed signal...?
2530                 //YES THEY SHOULD...
2531                 if(layer_tree)layer_tree->queue_draw();
2532                 if(children_tree)children_tree->queue_draw();
2533         }
2534 }
2535
2536 void
2537 CanvasView::time_zoom_in()
2538 {
2539         float frame_rate = get_canvas()->rend_desc().get_frame_rate();
2540         Time min_page_size = 2/frame_rate;
2541
2542         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()*0.75);
2543         if (time_window_adjustment().get_page_size() < min_page_size)
2544                 time_window_adjustment().set_page_size(min_page_size);
2545         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2546         time_window_adjustment().changed();
2547
2548         refresh_time_window();
2549 }
2550
2551 void
2552 CanvasView::time_zoom_out()
2553 {
2554         Time length = (get_canvas()->rend_desc().get_time_end() -
2555                                    get_canvas()->rend_desc().get_time_start());
2556
2557         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()/0.75);
2558         if (time_window_adjustment().get_page_size() > length)
2559                 time_window_adjustment().set_page_size(length);
2560         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2561         time_window_adjustment().changed();
2562
2563         refresh_time_window();
2564 }
2565
2566 void
2567 CanvasView::time_was_changed()
2568 {
2569         synfig::Time time((synfig::Time)(double)time_adjustment().get_value());
2570         set_time(time);
2571 }
2572
2573 void
2574 CanvasView::on_edited_value(synfigapp::ValueDesc value_desc,synfig::ValueBase new_value)
2575 {
2576         canvas_interface()->change_value(value_desc,new_value);
2577 }
2578
2579 /*
2580 void
2581 CanvasView::on_children_edited_value(const Glib::ustring&path_string,synfig::ValueBase value)
2582 {
2583         Gtk::TreePath path(path_string);
2584
2585         const Gtk::TreeRow row = *(children_tree->get_model()->get_iter(path));
2586
2587         assert((bool)row[children_tree_model.is_value_node]);
2588
2589         synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2590         assert(value_desc);
2591
2592         on_edited_value(value_desc,value);
2593 }
2594 */
2595
2596 void
2597 CanvasView::on_id_changed()
2598 {
2599         update_title();
2600 }
2601
2602 void
2603 CanvasView::on_mode_changed(synfigapp::CanvasInterface::Mode mode)
2604 {
2605         // If the animate flag was set in mode...
2606         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
2607         if(mode&synfigapp::MODE_ANIMATE)
2608         {
2609                 Gtk::Image *icon;
2610                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-no"),iconsize));
2611                 animatebutton->remove();
2612                 animatebutton->add(*icon);
2613                 tooltips.set_tip(*animatebutton,_("In Animate Editing Mode"));
2614                 icon->set_padding(0,0);
2615                 icon->show();
2616         }
2617         else
2618         {
2619                 Gtk::Image *icon;
2620                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-yes"),iconsize));
2621                 animatebutton->remove();
2622                 animatebutton->add(*icon);
2623                 tooltips.set_tip(*animatebutton,_("Not in Animate Editing Mode"));
2624                 icon->set_padding(0,0);
2625                 icon->show();
2626         }
2627
2628         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2629         {
2630                 Gtk::Image *icon;
2631                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_all"),Gtk::ICON_SIZE_BUTTON));
2632                 keyframebutton->remove();
2633                 keyframebutton->add(*icon);
2634                 tooltips.set_tip(*keyframebutton,_("All Keyframes Locked"));
2635                 icon->set_padding(0,0);
2636                 icon->show();
2637         }
2638         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2639         {
2640                 Gtk::Image *icon;
2641                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_future"),Gtk::ICON_SIZE_BUTTON));
2642                 keyframebutton->remove();
2643                 keyframebutton->add(*icon);
2644                 tooltips.set_tip(*keyframebutton,_("Future Keyframes Locked"));
2645                 icon->set_padding(0,0);
2646                 icon->show();
2647         }
2648         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2649         {
2650                 Gtk::Image *icon;
2651                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_past"),Gtk::ICON_SIZE_BUTTON));
2652                 keyframebutton->remove();
2653                 keyframebutton->add(*icon);
2654                 tooltips.set_tip(*keyframebutton,_("Past Keyframes Locked"));
2655                 icon->set_padding(0,0);
2656                 icon->show();
2657         }
2658         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2659         {
2660                 Gtk::Image *icon;
2661                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_none"),Gtk::ICON_SIZE_BUTTON));
2662                 keyframebutton->remove();
2663                 keyframebutton->add(*icon);
2664                 tooltips.set_tip(*keyframebutton,_("No Keyframes Locked"));
2665                 icon->set_padding(0,0);
2666                 icon->show();
2667         }
2668
2669         work_area->queue_draw();
2670 }
2671
2672 void
2673 CanvasView::on_animate_button_pressed()
2674 {
2675         if(get_mode()&synfigapp::MODE_ANIMATE)
2676                 set_mode(get_mode()-synfigapp::MODE_ANIMATE);
2677         else
2678                 set_mode(get_mode()|synfigapp::MODE_ANIMATE);
2679 }
2680
2681 void
2682 CanvasView::on_keyframe_button_pressed()
2683 {
2684         synfigapp::CanvasInterface::Mode mode(get_mode());
2685
2686         //   future && past   -->             past
2687         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2688                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2689         //             past   -->   future
2690         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2691                 set_mode((get_mode()-synfigapp::MODE_ANIMATE_PAST)|synfigapp::MODE_ANIMATE_FUTURE);
2692         //   future           -->       (nothing)
2693         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2694                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2695         //      (nothing)     -->   future && past
2696         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2697                 set_mode(get_mode()|synfigapp::MODE_ANIMATE_FUTURE|synfigapp::MODE_ANIMATE_PAST);
2698 }
2699
2700 bool
2701 CanvasView::duck_change_param(const synfig::Point &value,synfig::Layer::Handle layer, synfig::String param_name)
2702 {
2703         return canvas_interface()->change_value(synfigapp::ValueDesc(layer,param_name),value);
2704 }
2705
2706 bool
2707 CanvasView::on_duck_changed(const synfig::Point &value,const synfigapp::ValueDesc& value_desc)
2708 {
2709         if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(value_desc.get_value_node()))
2710         {
2711                 Real old_width((*bline_width)(get_time()).get(Real()));
2712                 Real new_width(value.mag());
2713                 int scale_index(bline_width->get_link_index_from_name("scale"));
2714                 Real scale((*(bline_width->get_link(scale_index)))(get_time()).get(Real()));
2715                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_width,scale_index), new_width * scale / old_width);
2716         }
2717
2718         if (ValueNode_BLineCalcVertex::Handle bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(value_desc.get_value_node()))
2719         {
2720                 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link(bline_vertex->get_link_index_from_name("bline")));
2721                 Real radius = 0.0;
2722                 Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
2723                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);
2724         }
2725
2726         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2727         {
2728                 switch(value_desc.get_value_type())
2729                 {
2730                 case ValueBase::TYPE_REAL:
2731                 {
2732                         Real old_length = (*bline_tangent)(get_time()).get(Real());
2733                         Real new_length = value.mag();
2734                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2735                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2736                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2737                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2738                         if (fixed_length)
2739                                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length);
2740                         if (old_length == 0)
2741                                 return true;
2742                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length);
2743                 }
2744
2745                 case ValueBase::TYPE_ANGLE:
2746                         assert(0);                      // doesn't happen?
2747                         break;
2748
2749                 case ValueBase::TYPE_VECTOR:
2750                 {
2751                         Vector old_tangent = (*bline_tangent)(get_time()).get(Vector());
2752                         Angle old_angle = old_tangent.angle();
2753                         Real old_length = old_tangent.mag();
2754                         Angle new_angle = value.angle();
2755                         Real new_length = value.mag();
2756                         int offset_index(bline_tangent->get_link_index_from_name("offset"));
2757                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2758                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2759                         Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2760                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2761                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2762                         if (fixed_length)
2763                         {
2764                                 if (!(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length)))
2765                                         return false;
2766                         }
2767                         else if (old_length != 0 && !(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length)))
2768                                 return false;
2769                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + new_angle - old_angle);
2770                 }
2771                 default:
2772                         break;
2773                 }
2774         }
2775
2776         switch(value_desc.get_value_type())
2777         {
2778         case ValueBase::TYPE_REAL:
2779                 return canvas_interface()->change_value(value_desc,value.mag());
2780         case ValueBase::TYPE_ANGLE:
2781                 return canvas_interface()->change_value(value_desc,Angle::tan(value[1],value[0]));
2782         default:
2783                 return canvas_interface()->change_value(value_desc,value);
2784         }
2785 }
2786
2787 bool
2788 CanvasView::on_duck_angle_changed(const synfig::Angle &rotation,const synfigapp::ValueDesc& value_desc)
2789 {
2790         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2791         {
2792                 int offset_index(bline_tangent->get_link_index_from_name("offset"));
2793                 Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2794                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + rotation);
2795         }
2796
2797         // \todo will this really always be the case?
2798         assert(value_desc.get_value_type() == ValueBase::TYPE_ANGLE);
2799         return canvas_interface()->change_value(value_desc, value_desc.get_value(get_time()).get(Angle()) + rotation);
2800 }
2801
2802 void
2803 CanvasView::selected_layer_color_set(synfig::Color color)
2804 {
2805         synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
2806         synfigapp::SelectionManager::LayerList::iterator iter;
2807
2808         // Create the action group
2809         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Set Colors"));
2810
2811         Layer::Handle layer;
2812         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
2813         {
2814                 if(*iter==layer)
2815                         continue;
2816                 layer=*iter;
2817                 on_edited_value(synfigapp::ValueDesc(layer,"color"),color);
2818         }
2819 }
2820
2821 void
2822 CanvasView::rebuild_ducks_layer_(synfig::TransformStack& transform_stack, synfig::Canvas::Handle canvas, std::set<synfig::Layer::Handle>& selected_list)
2823 {
2824         int transforms(0);
2825         String layer_name;
2826
2827 #define QUEUE_REBUILD_DUCKS             sigc::mem_fun(*this,&CanvasView::queue_rebuild_ducks)
2828
2829         if(!canvas)
2830         {
2831                 synfig::warning("CanvasView::rebuild_ducks_layer_(): Layer doesn't have canvas set");
2832                 return;
2833         }
2834         for(Canvas::iterator iter(canvas->begin());iter!=canvas->end();++iter)
2835         {
2836                 Layer::Handle layer(*iter);
2837
2838                 if(selected_list.count(layer))
2839                 {
2840                         if(!curr_transform_stack_set)
2841                         {
2842                                 curr_transform_stack_set=true;
2843                                 curr_transform_stack=transform_stack;
2844                         }
2845
2846                         // This layer is currently selected.
2847                         duck_changed_connections.push_back(layer->signal_changed().connect(QUEUE_REBUILD_DUCKS));
2848
2849                         // do the bounding box thing
2850                         bbox|=transform_stack.perform(layer->get_bounding_rect());
2851
2852                         // Grab the layer's list of parameters
2853                         Layer::ParamList paramlist(layer->get_param_list());
2854
2855                         // Grab the layer vocabulary
2856                         Layer::Vocab vocab=layer->get_param_vocab();
2857                         Layer::Vocab::iterator iter;
2858
2859                         for(iter=vocab.begin();iter!=vocab.end();iter++)
2860                         {
2861                                 if(!iter->get_hidden() && !iter->get_invisible_duck())
2862                                 {
2863                                         synfigapp::ValueDesc value_desc(layer,iter->get_name());
2864                                         work_area->add_to_ducks(value_desc,this,transform_stack,&*iter);
2865                                         if(value_desc.is_value_node())
2866                                                 duck_changed_connections.push_back(value_desc.get_value_node()->signal_changed().connect(QUEUE_REBUILD_DUCKS));
2867                                 }
2868                                 if(iter->get_name()=="color")
2869                                 {
2870                                         /*
2871                                         if(!App::dialog_color->busy())
2872                                         {
2873                                                 App::dialog_color->reset();
2874                                                 App::dialog_color->set_color(layer->get_param("color").get(Color()));
2875                                                 App::dialog_color->signal_edited().connect(
2876                                                         sigc::mem_fun(
2877                                                                 *this,
2878                                                                 &studio::CanvasView::selected_layer_color_set
2879                                                         )
2880                                                 );
2881                                         }
2882                                         */
2883                                 }
2884                         }
2885                 }
2886
2887                 layer_name=layer->get_name();
2888
2889                 if(layer->active())
2890                 {
2891                         Transform::Handle trans(layer->get_transform());
2892                         if(trans)
2893                         {
2894                                 transform_stack.push(trans);
2895                                 transforms++;
2896                         }
2897
2898 /*                      // Add transforms onto the stack
2899                         if(layer_name=="Translate")
2900                         {
2901                                 transform_stack.push(synfig::Transform_Translate(layer->get_param("origin").get(Vector())));
2902                                 transforms++;
2903                         }else
2904                         if(layer_name=="Zoom")
2905                         {
2906                                 Vector scale;
2907                                 scale[0]=scale[1]=exp(layer->get_param("amount").get(Real()));
2908                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
2909                                 transforms++;
2910                         }else
2911                         if(layer_name=="stretch")
2912                         {
2913                                 Vector scale(layer->get_param("amount").get(Vector()));
2914                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
2915                                 transforms++;
2916                         }else
2917                         if(layer_name=="Rotate")
2918                         {
2919                                 transform_stack.push(synfig::Transform_Rotate(layer->get_param("amount").get(Angle()),layer->get_param("origin").get(Vector())));
2920                                 transforms++;
2921                         }
2922 */
2923                 }
2924
2925                 // If this is a paste canvas layer, then we need to
2926                 // descend into it
2927                 if(layer_name=="PasteCanvas")
2928                 {
2929                         Vector scale;
2930                         scale[0]=scale[1]=exp(layer->get_param("zoom").get(Real()));
2931                         Vector origin(layer->get_param("origin").get(Vector()));
2932
2933                         Canvas::Handle child_canvas(layer->get_param("canvas").get(Canvas::Handle()));
2934                         Vector focus(layer->get_param("focus").get(Vector()));
2935
2936                         if(!scale.is_equal_to(Vector(1,1)))
2937                                 transform_stack.push(new Transform_Scale(layer->get_guid(), scale,origin+focus));
2938                         if(!origin.is_equal_to(Vector(0,0)))
2939                                 transform_stack.push(new Transform_Translate(layer->get_guid(), origin));
2940
2941                         rebuild_ducks_layer_(transform_stack,child_canvas,selected_list);
2942
2943                         if(!origin.is_equal_to(Vector(0,0)))
2944                                 transform_stack.pop();
2945                         if(!scale.is_equal_to(Vector(1,1)))
2946                                 transform_stack.pop();
2947                 }
2948         }
2949         // Remove all of the transforms we have added
2950         while(transforms--) { transform_stack.pop(); }
2951
2952 #undef QUEUE_REBUILD_DUCKS
2953 }
2954
2955 void
2956 CanvasView::queue_rebuild_ducks()
2957 {
2958 #if 0
2959         if(rebuild_ducks_queued)
2960                 return;
2961 #else
2962         if(rebuild_ducks_queued)
2963                 queue_rebuild_ducks_connection.disconnect();
2964 #endif
2965
2966         queue_rebuild_ducks_connection=Glib::signal_timeout().connect(
2967                 sigc::bind_return(
2968                         sigc::mem_fun(*this,&CanvasView::rebuild_ducks),
2969                         false
2970                 ),
2971                 50
2972         );
2973
2974         rebuild_ducks_queued=true;
2975 }
2976
2977 void
2978 CanvasView::rebuild_ducks()
2979 {
2980         /*static int i=0;
2981         i++;
2982         if(i>30)
2983                 synfig::info("%d",i/(i-i));
2984         */
2985
2986         rebuild_ducks_queued=false;
2987         //queue_rebuild_ducks_connection.disconnect();
2988
2989         if(work_area->is_dragging())
2990         {
2991                 queue_rebuild_ducks();
2992                 return;
2993         }
2994
2995         if(!duck_refresh_flag)
2996         {
2997                 duck_refresh_needed=true;
2998                 return;
2999         }
3000
3001         bbox=Rect::zero();
3002
3003         work_area->clear_ducks();
3004         work_area->set_time(get_time());
3005         get_canvas()->set_time(get_time());
3006         curr_transform_stack.clear();
3007         //curr_transform_stack.push(new Transform_Translate(Point(0,0)));
3008         curr_transform_stack_set=false;
3009
3010         for(;!duck_changed_connections.empty();duck_changed_connections.pop_back())duck_changed_connections.back().disconnect();
3011
3012         //get_canvas()->set_time(get_time());
3013         bool not_empty(false);
3014
3015         // First do the layers...
3016         do{
3017                 synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
3018                 std::set<synfig::Layer::Handle> layer_set(selected_list.begin(),selected_list.end());
3019
3020                 if(!layer_set.empty())
3021                         not_empty=true;
3022
3023                 synfig::TransformStack transform_stack;
3024
3025                 rebuild_ducks_layer_(transform_stack, get_canvas(), layer_set);
3026
3027         }while(0);
3028
3029         // Now do the children
3030         do{
3031                 synfigapp::SelectionManager::ChildrenList selected_list(get_selection_manager()->get_selected_children());
3032                 synfigapp::SelectionManager::ChildrenList::iterator iter;
3033                 synfig::TransformStack transform_stack;
3034
3035                 if(selected_list.empty())
3036                 {
3037                         break;
3038                 }
3039                 else
3040                 {
3041                         not_empty=true;
3042                         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3043                         {
3044                                 work_area->add_to_ducks(*iter,this,transform_stack);
3045                         }
3046                 }
3047         }while(0);
3048         work_area->refresh_selected_ducks();
3049         work_area->queue_draw_preview();
3050 }
3051
3052 void
3053 CanvasView::decrease_low_res_pixel_size()
3054 {
3055         list<int> sizes = CanvasView::get_pixel_sizes();
3056         int pixel_size = work_area->get_low_res_pixel_size();
3057
3058         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3059                 if (*iter == pixel_size)
3060                 {
3061                         if (iter == sizes.begin())
3062                                 // we already have the smallest low-res pixels possible - turn off low-res instead
3063                                 work_area->set_low_resolution_flag(false);
3064                         else
3065                         {
3066                                 iter--;
3067                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3068                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3069                                 work_area->set_low_resolution_flag(true);
3070                         }
3071                         break;
3072                 }
3073 }
3074
3075 void
3076 CanvasView::increase_low_res_pixel_size()
3077 {
3078         list<int> sizes = CanvasView::get_pixel_sizes();
3079         int pixel_size = work_area->get_low_res_pixel_size();
3080
3081         if (!work_area->get_low_resolution_flag())
3082         {
3083                 work_area->set_low_resolution_flag(true);
3084                 return;
3085         }
3086
3087         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3088                 if (*iter == pixel_size)
3089                 {
3090                         iter++;
3091                         if (iter != sizes.end())
3092                         {
3093                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3094                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3095                                 work_area->set_low_resolution_flag(true);
3096                         }
3097                         break;
3098                 }
3099 }
3100
3101 void
3102 CanvasView::on_dirty_preview()
3103 {
3104         if(!is_playing_)
3105         {
3106                 IsWorking is_working(*this);
3107
3108                 work_area->queue_render_preview();
3109         }
3110 }
3111
3112 void
3113 CanvasView::play()
3114 {
3115         assert(get_canvas());
3116
3117         // If we are already busy, don't play!
3118         if(working_depth)return;
3119
3120         // Set us up as working
3121         IsWorking is_working(*this);
3122
3123         etl::clock timer;
3124         Time
3125                 time=work_area->get_time(),
3126                 endtime=get_canvas()->rend_desc().get_time_end();
3127
3128         // If we are already at the end of time, start over
3129         if(time==endtime)
3130                 time=get_canvas()->rend_desc().get_time_start();
3131
3132         is_playing_=true;
3133
3134         work_area->clear_ducks();
3135
3136         for(timer.reset(); time + timer() < endtime;)
3137         {
3138                 //Clamp the time window so we can see the time value as it races across the horizon
3139                 bool timewindreset = false;
3140
3141                 while( time + timer() > Time(time_window_adjustment().get_sub_upper()) )
3142                 {
3143                         time_window_adjustment().set_value(
3144                                         min(
3145                                                 time_window_adjustment().get_value()+time_window_adjustment().get_page_size()/2,
3146                                                 time_window_adjustment().get_upper()-time_window_adjustment().get_page_size() )
3147                                 );
3148                         timewindreset = true;
3149                 }
3150
3151                 while( time + timer() < Time(time_window_adjustment().get_sub_lower()) )
3152                 {
3153                         time_window_adjustment().set_value(
3154                                 max(
3155                                         time_window_adjustment().get_value()-time_window_adjustment().get_page_size()/2,
3156                                         time_window_adjustment().get_lower())
3157                         );
3158
3159                         timewindreset = true;
3160                 }
3161
3162                 //we need to tell people that the value changed
3163                 if(timewindreset) time_window_adjustment().value_changed();
3164
3165                 //update actual time to next step
3166                 time_adjustment().set_value(time+timer());
3167                 time_adjustment().value_changed();
3168
3169                 if(!work_area->sync_render_preview())
3170                         break;
3171
3172                 // wait for the workarea to refresh itself
3173                 while (studio::App::events_pending())
3174                         studio::App::iteration(false);
3175
3176                 if(get_cancel_status())
3177                 {
3178                         is_playing_=false;
3179                         return;
3180                 }
3181         }
3182         on_play_stop_pressed();
3183         is_playing_=false;
3184         time_adjustment().set_value(endtime);
3185         time_adjustment().value_changed();
3186 }
3187
3188 void
3189 CanvasView::show_tables()
3190 {
3191 /*
3192         Smach::event_result x(process_event_key(EVENT_TABLES_SHOW));
3193         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3194         {
3195                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3196                 treetogglebutton->remove();
3197                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-down"),iconsize)));
3198                 treetogglebutton->show_all();
3199                 notebook->show();
3200         }
3201 */
3202 }
3203
3204 void
3205 CanvasView::hide_tables()
3206 {
3207 /*
3208         Smach::event_result x(process_event_key(EVENT_TABLES_HIDE));
3209         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3210         {
3211                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3212                 treetogglebutton->remove();
3213                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-up"),iconsize)));
3214                 treetogglebutton->show_all();
3215                 notebook->hide();
3216         }
3217 */
3218 }
3219
3220 bool
3221 CanvasView::tables_are_visible()
3222 {
3223 //      return notebook->is_visible();
3224         return false;
3225 }
3226
3227 void
3228 CanvasView::toggle_tables()
3229 {
3230 //      if(tables_are_visible())
3231 //              hide_tables();
3232 //      else
3233 //              show_tables();
3234 }
3235
3236 void
3237 CanvasView::show_timebar()
3238 {
3239         timebar->show();
3240         //current_time_widget->show(); // not needed now that belongs to the timebar
3241
3242         //keyframe_tab_child->show();
3243         if(layer_tree)
3244                 layer_tree->set_show_timetrack(true);
3245         if(children_tree)
3246                 children_tree->set_show_timetrack(true);
3247 }
3248
3249 void
3250 CanvasView::hide_timebar()
3251 {
3252         timebar->hide();
3253         //current_time_widget->hide(); // not needed now that belongs to the timebar
3254         //keyframe_tab_child->hide();
3255         if(layer_tree)
3256                 layer_tree->set_show_timetrack(false);
3257         if(children_tree)
3258                 children_tree->set_show_timetrack(false);
3259 }
3260
3261 void
3262 CanvasView::set_sensitive_timebar(bool sensitive)
3263 {
3264         timebar->set_sensitive(sensitive);
3265         //current_time_widget->set_sensitive(sensitive); //not needed now that belongs to timebar
3266         //keyframe_tab_child->set_sensitive(sensitive);
3267         if(layer_tree)
3268                 layer_tree->set_sensitive(sensitive);
3269         if(children_tree)
3270                 children_tree->set_sensitive(sensitive);
3271 }
3272
3273 static void
3274 set_waypoint_model(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3275                                    Waypoint::Model model,
3276                                    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3277 {
3278         // Create the action group
3279         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Change Waypoint Group"));
3280
3281         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3282         for(iter=waypoints.begin();iter!=waypoints.end();++iter)
3283         {
3284                 Waypoint waypoint(*iter);
3285                 waypoint.apply_model(model);
3286
3287                 synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSet"));
3288
3289                 assert(action);
3290
3291                 action->set_param("canvas",canvas_interface->get_canvas());
3292                 action->set_param("canvas_interface",canvas_interface);
3293
3294                 action->set_param("waypoint",waypoint);
3295                 action->set_param("value_node",waypoint.get_parent_value_node());
3296
3297                 if(!canvas_interface->get_instance()->perform_action(action))
3298                 {
3299                         group.cancel();
3300                         return;
3301                 }
3302         }
3303 }
3304
3305 static void
3306 duplicate_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3307                                         etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3308 {
3309         // Create the action group
3310         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Duplicate Waypoints"));
3311
3312         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3313         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3314         {
3315                 Waypoint waypoint(*iter);
3316                 ValueNode::Handle value_node(iter->get_parent_value_node());
3317                 canvas_interface->waypoint_duplicate(value_node, waypoint);
3318         }
3319 }
3320
3321 static void
3322 remove_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3323                                  etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3324 {
3325         // Create the action group
3326         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Remove Waypoints"));
3327
3328         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3329         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3330         {
3331                 Waypoint waypoint(*iter);
3332                 ValueNode::Handle value_node(iter->get_parent_value_node());
3333                 canvas_interface->waypoint_remove(value_node, waypoint);
3334         }
3335 }
3336
3337 void
3338 CanvasView::on_waypoint_clicked_canvasview(synfigapp::ValueDesc value_desc,
3339                                                                                    std::set<synfig::Waypoint, std::less<UniqueID> > waypoint_set,
3340                                                                                    int button)
3341 {
3342         int size = waypoint_set.size();
3343         Waypoint waypoint(*(waypoint_set.begin()));
3344         Time time(waypoint.get_time());
3345
3346         if (size == 1)
3347         {
3348                 waypoint_dialog.set_value_desc(value_desc);
3349                 waypoint_dialog.set_waypoint(waypoint);
3350         }
3351
3352         switch(button)
3353         {
3354         case -1:
3355                 if (size == 1)
3356                         waypoint_dialog.show();
3357                 break;
3358         case 2:
3359         {
3360                 Gtk::Menu* waypoint_menu(manage(new Gtk::Menu()));
3361                 waypoint_menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), waypoint_menu));
3362
3363                 Gtk::Menu* interp_menu_in(manage(new Gtk::Menu()));
3364                 Gtk::Menu* interp_menu_out(manage(new Gtk::Menu()));
3365                 Gtk::Menu* interp_menu_both(manage(new Gtk::Menu()));
3366
3367                 {
3368                         Waypoint::Model model;
3369
3370                         model.reset(); model.set_before(INTERPOLATION_TCB);
3371                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3372                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3373                         model.reset(); model.set_after(INTERPOLATION_TCB);
3374                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3375                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3376                         model.set_before(INTERPOLATION_TCB);
3377                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3378                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3379
3380                         model.reset(); model.set_before(INTERPOLATION_LINEAR);
3381                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3382                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3383                         model.reset(); model.set_after(INTERPOLATION_LINEAR);
3384                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3385                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3386                         model.set_before(INTERPOLATION_LINEAR);
3387                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3388                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3389
3390                         model.reset(); model.set_before(INTERPOLATION_HALT);
3391                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In"),
3392                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3393                         model.reset(); model.set_after(INTERPOLATION_HALT);
3394                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease Out"),
3395                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3396                         model.set_before(INTERPOLATION_HALT);
3397                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In/Out"),
3398                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3399
3400                         model.reset(); model.set_before(INTERPOLATION_CONSTANT);
3401                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3402                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3403                         model.reset(); model.set_after(INTERPOLATION_CONSTANT);
3404                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3405                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3406                         model.set_before(INTERPOLATION_CONSTANT);
3407                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3408                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3409                 }
3410
3411                 // ------------------------------------------------------------------------
3412                 if (size == 1)
3413                 {
3414                         const synfigapp::ValueDesc value_desc(synfig::ValueNode_Animated::Handle::cast_reinterpret(waypoint.get_parent_value_node()), time);
3415                         get_instance()->make_param_menu(waypoint_menu,canvas_interface()->get_canvas(),value_desc,0.5f);
3416
3417                         // ------------------------------------------------------------------------
3418                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3419                 }
3420
3421                 // ------------------------------------------------------------------------
3422                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Jump To"),
3423                         sigc::bind(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::set_time), time)));
3424
3425                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"),
3426                          sigc::bind(sigc::ptr_fun(duplicate_waypoints), waypoint_set, canvas_interface())));
3427
3428                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem((size == 1) ? _("_Remove") : strprintf(_("_Remove %d Waypoints"), size),
3429                          sigc::bind(sigc::ptr_fun(remove_waypoints), waypoint_set, canvas_interface())));
3430
3431                 if (size == 1 && value_desc.is_valid())
3432                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),
3433                                 sigc::mem_fun(waypoint_dialog,&Gtk::Widget::show)));
3434
3435                 // ------------------------------------------------------------------------
3436                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3437
3438                 // ------------------------------------------------------------------------
3439                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Both"), *interp_menu_both));
3440                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_In"),   *interp_menu_in));
3441                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Out"),  *interp_menu_out));
3442
3443                 // ------------------------------------------------------------------------
3444                 waypoint_menu->popup(button+1,gtk_get_current_event_time());
3445         }
3446         break;
3447
3448         default:
3449                 break;
3450         }
3451 }
3452
3453 void
3454 CanvasView::on_waypoint_changed()
3455 {
3456         synfigapp::Action::ParamList param_list;
3457         param_list.add("canvas",get_canvas());
3458         param_list.add("canvas_interface",canvas_interface());
3459         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3460         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3461 //      param_list.add("time",canvas_interface()->get_time());
3462
3463         get_instance()->process_action("WaypointSetSmart", param_list);
3464 }
3465
3466 void
3467 CanvasView::on_waypoint_delete()
3468 {
3469         synfigapp::Action::ParamList param_list;
3470         param_list.add("canvas",get_canvas());
3471         param_list.add("canvas_interface",canvas_interface());
3472         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3473         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3474 //      param_list.add("time",canvas_interface()->get_time());
3475
3476         get_instance()->process_action("WaypointRemove", param_list);
3477 }
3478
3479 void
3480 CanvasView::on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int /*x*/, int /*y*/, const Gtk::SelectionData& selection_data_, guint /*info*/, guint time)
3481 {
3482         // We will make this true once we have a solid drop
3483         bool success(false);
3484         //synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
3485         //synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
3486         //synfig::info("selection=\"%s\"",gdk_atom_name(selection_data->selection));
3487
3488         if ((selection_data_.get_length() >= 0) && (selection_data_.get_format() == 8))
3489         {
3490                 if(synfig::String(selection_data_.get_data_type())=="STRING")do
3491                 {
3492                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3493
3494                         Layer::Handle layer(synfig::Layer::create("Text"));
3495                         if(!layer)
3496                                 break;
3497                         if(!layer->set_param("text",ValueBase(selection_data)))
3498                                 break;
3499
3500                         synfigapp::Action::Handle       action(synfigapp::Action::create("LayerAdd"));
3501
3502                         assert(action);
3503                         if(!action)
3504                                 break;
3505
3506                         action->set_param("canvas",get_canvas());
3507                         action->set_param("canvas_interface",canvas_interface());
3508                         action->set_param("new",layer);
3509
3510                         if(!get_instance()->perform_action(action))
3511                                 break;
3512
3513                         // Ok, we have successfully imported at least one item.
3514                         success=true;
3515                 } while(0); // END of "STRING"
3516
3517                 if(synfig::String(selection_data_.get_data_type())=="text/plain")
3518                 {
3519                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3520
3521                         // For some reason, GTK hands us a list of URLs separated
3522                         // by not only Carriage-Returns, but also Line-Feeds.
3523                         // Line-Feeds will mess us up. Remove all the line-feeds.
3524                         while(selection_data.find_first_of('\r')!=synfig::String::npos)
3525                                 selection_data.erase(selection_data.begin()+selection_data.find_first_of('\r'));
3526
3527                         std::stringstream stream(selection_data);
3528
3529                         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Insert Image"));
3530                         while(stream)
3531                         {
3532                                 synfig::String filename,URI;
3533                                 getline(stream,filename);
3534
3535                                 // If we don't have a filename, move on.
3536                                 if(filename.empty())
3537                                         continue;
3538
3539                                 // Make sure this URL is of the "file://" type.
3540                                 URI=String(filename.begin(),filename.begin()+sizeof("file://")-1);
3541                                 if(URI!="file://")
3542                                 {
3543                                         synfig::warning("Unknown URI (%s) in \"%s\"",URI.c_str(),filename.c_str());
3544                                         continue;
3545                                 }
3546
3547                                 // Strip the "file://" part from the filename
3548                                 filename=synfig::String(filename.begin()+sizeof("file://")-1,filename.end());
3549
3550                                 String ext(filename_extension(filename));
3551                                 if (ext.size()) ext = ext.substr(1); // skip initial '.'
3552
3553                                 // If this is a SIF file, then we need to do things slightly differently
3554                                 if(ext=="sketch")
3555                                 {
3556                                         if(work_area->load_sketch(filename))
3557                                         {
3558                                                 success=true;
3559                                                 work_area->queue_draw();
3560                                         }
3561                                 }
3562                                 else
3563                                 {
3564                                         String errors, warnings;
3565                                         if(canvas_interface()->import(filename, errors, warnings, App::resize_imported_images))
3566                                                 success=true;
3567                                         if (warnings != "")
3568                                                 App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3569                                 }
3570
3571                                 continue;
3572                         }
3573                 } // END of "text/plain"
3574         }
3575         else
3576                 ui_interface_->error("Drop failed: bad selection data");
3577
3578         // Finish the drag
3579         context->drag_finish(success, false, time);
3580 }
3581
3582 void
3583 CanvasView::on_keyframe_add_pressed()
3584 {
3585         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeAdd"));
3586
3587         if(!action)
3588         {
3589                 ui_interface_->error("I am unable to find the appropriate action");
3590                 return;
3591         }
3592
3593         action->set_param("canvas",get_canvas());
3594         action->set_param("canvas_interface",canvas_interface());
3595         action->set_param("keyframe",Keyframe(get_time()));
3596
3597         canvas_interface()->get_instance()->perform_action(action);
3598 }
3599
3600 void
3601 CanvasView::on_keyframe_duplicate_pressed()
3602 {
3603         const KeyframeTreeStore::Model model;
3604         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3605         Keyframe keyframe;
3606         if(!row)
3607         {
3608                 ui_interface_->error("I am unable to duplicate the keyframe");
3609                 return;
3610         }
3611         keyframe=row[model.keyframe];
3612
3613         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeDuplicate"));
3614
3615         if(!action)
3616         {
3617                 ui_interface_->error("I am unable to find the appropriate action");
3618                 return;
3619         }
3620
3621         action->set_param("canvas",get_canvas());
3622         action->set_param("canvas_interface",canvas_interface());
3623         action->set_param("keyframe",keyframe);
3624         action->set_param("time",get_time());
3625
3626         canvas_interface()->get_instance()->perform_action(action);
3627 }
3628
3629 void
3630 CanvasView::on_keyframe_remove_pressed()
3631 {
3632         const KeyframeTreeStore::Model model;
3633         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3634         Keyframe keyframe;
3635         if(!row)
3636         {
3637                 ui_interface_->error("I am unable to remove the keyframe");
3638                 return;
3639         }
3640         keyframe=row[model.keyframe];
3641
3642         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeRemove"));
3643
3644         if(!action)
3645         {
3646                 ui_interface_->error("I am unable to find the appropriate action");
3647                 return;
3648         }
3649
3650         action->set_param("canvas",get_canvas());
3651         action->set_param("canvas_interface",canvas_interface());
3652         action->set_param("keyframe",keyframe);
3653
3654         canvas_interface()->get_instance()->perform_action(action);
3655 }
3656
3657 void
3658 CanvasView::toggle_duck_mask(Duckmatic::Type type)
3659 {
3660         bool is_currently_on(work_area->get_type_mask()&type);
3661
3662         if(is_currently_on)
3663                 work_area->set_type_mask(work_area->get_type_mask()-type);
3664         else
3665                 work_area->set_type_mask(work_area->get_type_mask()|type);
3666
3667         work_area->queue_draw();
3668 }
3669
3670 void
3671 CanvasView::image_import()
3672 {
3673         // String filename(dirname(get_canvas()->get_file_name()));
3674         String filename("*.*");
3675         String errors, warnings;
3676         if(App::dialog_open_file(_("Import Image"), filename, IMAGE_DIR_PREFERENCE))
3677         {
3678                 canvas_interface()->import(filename, errors, warnings, App::resize_imported_images);
3679                 if (warnings != "")
3680                         App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3681         }
3682 }
3683
3684 Smach::event_result
3685 CanvasView::process_event_key(EventKey x)
3686 {
3687         return smach_.process_event(x);
3688 }
3689
3690 void
3691 CanvasView::on_input_device_changed(GdkDevice* device)
3692 {
3693         if(!device)
3694         {
3695                 get_smach().egress();
3696         }
3697         assert(device);
3698
3699         synfigapp::InputDevice::Handle input_device;
3700         input_device=synfigapp::Main::select_input_device(device->name);
3701         App::toolbox->change_state(input_device->get_state());
3702         process_event_key(EVENT_INPUT_DEVICE_CHANGED);
3703 }
3704
3705 void
3706 CanvasView::on_preview_option()
3707 {
3708         Dialog_PreviewOptions *po = dynamic_cast<Dialog_PreviewOptions *>(get_ext_widget("prevoptions"));
3709
3710         Canvas::Handle  canv = get_canvas();
3711
3712         if(canv)
3713         {
3714                 RendDesc &r = canv->rend_desc();
3715                 if(r.get_frame_rate())
3716                 {
3717                         float rate = 1/r.get_frame_rate();
3718                         float beg = r.get_time_start() + r.get_frame_start()*rate;
3719                         float end = r.get_time_start() + r.get_frame_end()*rate;
3720
3721                         if(!po)
3722                         {
3723                                 po = new Dialog_PreviewOptions;
3724                                 po->set_zoom(work_area->get_zoom()/2);
3725                                 po->set_fps(r.get_frame_rate()/2);
3726                                 po->set_begintime(beg);
3727                                 po->set_begin_override(false);
3728                                 po->set_endtime(end);
3729                                 po->set_end_override(false);
3730
3731                                 set_ext_widget("prevoptions",po);
3732                         }
3733                         /*po->set_zoom(work_area->get_zoom()/2);
3734                         po->set_fps(r.get_frame_rate()/2);
3735                         po->set_begintime(beg);
3736                         po->set_begin_override(false);
3737                         po->set_endtime(end);
3738                         po->set_end_override(false);*/
3739
3740                         po->set_global_fps(r.get_frame_rate());
3741                         po->signal_finish().connect(sigc::mem_fun(*this,&CanvasView::on_preview_create));
3742                         po->present();
3743                 }
3744         }
3745 }
3746
3747 void
3748 CanvasView::on_preview_create(const PreviewInfo &info)
3749 {
3750         //set all the options
3751         etl::handle<Preview>    prev = new Preview;
3752
3753         prev->set_canvasview(this);
3754         prev->set_zoom(info.zoom);
3755         prev->set_fps(info.fps);
3756         prev->set_overbegin(info.overbegin);
3757         prev->set_begintime(info.begintime);
3758         prev->set_overend(info.overend);
3759         prev->set_endtime(info.endtime);
3760         prev->set_quality(work_area->get_quality());
3761
3762         //render it out...
3763         prev->render();
3764
3765         Dialog_Preview *pd = preview_dialog.get();
3766         assert(pd);
3767
3768         pd->set_default_size(700,510);
3769         pd->set_preview(prev.get());
3770         pd->present();
3771 }
3772
3773 void
3774 CanvasView::on_audio_option()
3775 {
3776         synfig::warning("Launching Audio Options");
3777         sound_dialog->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
3778         sound_dialog->present();
3779 }
3780
3781 void
3782 CanvasView::on_audio_file_change(const std::string &f)
3783 {
3784         //save in meta data - always even when not valid...
3785         canvas_interface()->set_meta_data("audiofile",f);
3786 }
3787
3788 void
3789 CanvasView::on_audio_offset_change(const synfig::Time &t)
3790 {
3791         canvas_interface()->set_meta_data("audiooffset",t.get_string());
3792 }
3793
3794 void
3795 CanvasView::on_audio_file_notify()
3796 {
3797         std::string file(get_canvas()->get_meta_data("audiofile"));
3798         if(!file.c_str()) return;
3799
3800         if(!audio->load(file,dirname(get_canvas()->get_file_name())+string("/")))
3801         {
3802                 if(file != "") synfig::warning("Could not load the file: %s", file.c_str());
3803                 get_canvas()->erase_meta_data("audiofile");
3804                 disp_audio->hide();
3805                 disp_audio->set_profile(etl::handle<AudioProfile>());
3806         }else
3807         {
3808                 //save in canvasview
3809                 synfig::warning("Getting the profile of the music stuff");
3810
3811                 //profile specific stuff for the preview widget
3812                 //similar for other attachments
3813                 Dialog_Preview *pd = preview_dialog.get();
3814                 pd->get_widget().set_audio(audio);
3815
3816                 handle<AudioProfile>    prof = audio->get_profile();
3817
3818                 if(!prof)
3819                 {
3820                         synfig::warning("Agh, I couldn't build the profile captain!");
3821                 }
3822                 pd->get_widget().set_audioprofile(prof);
3823
3824                 disp_audio->set_profile(audio->get_profile());
3825                 disp_audio->show();
3826
3827                 synfig::warning("successfully set the profiles and stuff");
3828         }
3829         disp_audio->queue_draw();
3830 }
3831
3832 void
3833 CanvasView::on_audio_offset_notify()
3834 {
3835         Time t(get_canvas()->get_meta_data("audiooffset"),get_canvas()->rend_desc().get_frame_rate());
3836         audio->set_offset(t);
3837         sound_dialog->set_offset(t);
3838         disp_audio->queue_draw();
3839
3840         // synfig::info("CanvasView::on_audio_offset_notify(): offset time set to %s",t.get_string(get_canvas()->rend_desc().get_frame_rate()).c_str());
3841 }
3842
3843 void
3844 CanvasView::play_audio(float t)
3845 {
3846         if(audio.get())
3847         {
3848                 synfig::info("Playing audio at %f s",t);
3849                 audio->play(t);
3850         }
3851 }
3852
3853 void
3854 CanvasView::stop_audio()
3855 {
3856         if(audio.get())
3857         {
3858                 audio->stop();
3859         }
3860 }
3861
3862 bool
3863 CanvasView::on_audio_scrub()
3864 {
3865         disp_audio->draw();
3866         return true;
3867 }
3868
3869 Glib::RefPtr<Glib::ObjectBase>
3870 CanvasView::get_ref_obj(const synfig::String& x)
3871 {
3872         return ref_obj_book_[x];
3873 }
3874
3875 Glib::RefPtr<const Glib::ObjectBase>
3876 CanvasView::get_ref_obj(const synfig::String& x)const
3877 {
3878         return ref_obj_book_.find(x)->second;
3879 }
3880
3881 void
3882 CanvasView::set_ref_obj(const synfig::String& x, Glib::RefPtr<Glib::ObjectBase> y)
3883 {
3884         ref_obj_book_[x]=y;
3885 }
3886
3887 Glib::RefPtr<Gtk::TreeModel>
3888 CanvasView::get_tree_model(const synfig::String& x)
3889 {
3890         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_["_tree_model_"+x]);
3891 }
3892
3893 Glib::RefPtr<const Gtk::TreeModel>
3894 CanvasView::get_tree_model(const synfig::String& x)const
3895 {
3896         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_.find("_tree_model_"+x)->second);
3897 }
3898
3899 void
3900 CanvasView::set_tree_model(const synfig::String& x, Glib::RefPtr<Gtk::TreeModel> y)
3901 {
3902         ref_obj_book_["_tree_model_"+x]=Glib::RefPtr<Glib::ObjectBase>::cast_static(y);
3903 }
3904
3905 Gtk::Widget*
3906 CanvasView::get_ext_widget(const synfig::String& x)
3907 {
3908         return ext_widget_book_[x];
3909 }
3910
3911 void
3912 CanvasView::set_ext_widget(const synfig::String& x, Gtk::Widget* y)
3913 {
3914         ext_widget_book_[x]=y;
3915         if(x=="layers_cmp")
3916         {
3917                 layer_tree=dynamic_cast<LayerTree*>(y);
3918
3919                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_LAYER_SELECTION_CHANGED));
3920                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
3921                 layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
3922                 layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
3923                 layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
3924         }
3925         if(x=="children")
3926         {
3927                 children_tree=dynamic_cast<ChildrenTree*>(y);
3928                 if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
3929                 if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
3930                 if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
3931         }
3932         if(x=="keyframes")
3933                 keyframe_tree=dynamic_cast<KeyframeTree*>(y);
3934 }
3935
3936 bool
3937 CanvasView::on_delete_event(GdkEventAny* event __attribute__ ((unused)))
3938 {
3939         close_view();
3940
3941         //! \todo This causes the window to be deleted straight away - but what if we prompt 'save?' and the user cancels?
3942         //                Is there ever any need to pass on the delete event to the window here?
3943         // if(event) return Gtk::Window::on_delete_event(event);
3944
3945         return true;
3946 }
3947
3948 //! Modify the play stop button apearence and play stop the animation
3949 void
3950 CanvasView::on_play_stop_pressed()
3951 {
3952         Gtk::Image *icon;
3953         Gtk::Button *stop_button;
3954         stop_button=framedial->get_play_button();
3955         bool play_flag;
3956         if(!is_playing())
3957         {
3958                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_STOP, Gtk::IconSize::from_name("synfig-small_icon")));
3959                 stop_button->set_relief(Gtk::RELIEF_NORMAL);
3960                 play_flag=true;
3961         }
3962         else
3963         {
3964                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_PLAY, Gtk::IconSize::from_name("synfig-small_icon")));
3965                 stop_button->set_relief(Gtk::RELIEF_NONE);
3966                 play_flag=false;
3967         }
3968         stop_button->remove();
3969         stop_button->add(*icon);
3970         icon->set_padding(0, 0);
3971         icon->show();
3972         if(play_flag) play(); else stop();
3973 }